| 'Into Another Mould' : aspects of the Interregnum | | Monograph or Collective Volume | | 1981 |
| 2000 years of British life : a social history of England, Wales, Scotland and Ireland | Somerset Fry, Plantagenet | Monograph or Collective Volume | | 1976 |
| A bibliography of British municipal history, including gilds and parliamentary representation | | Monograph or Collective Volume | University P. | 1966 |
| A catalogue of ten thousand tracts and pamphlets, and five thousand prints and drawings, illustrating the topography and antiquities of England, Wales, Scotland, and Ireland, collected ... by ... William Upcott and John Russell Smith | Anonymous | Monograph or Collective Volume | | 1878 |
| A Celtic miscellany | Jackson, K. H. | Monograph or Collective Volume | Routledge & Kegan Paul | 1951 |
| A finding-list of English books to 1640 in libraries in the British Isles (excluding the national libraries and the libraries of Oxford and Cambridge); based on the numbers in Pollard & Redgrave's Short-title catalogue of books printed in England, Scotland and Ireland & English books printed abroad 1475-1640 | | Monograph or Collective Volume | | 1958 |
| A genealogical and heraldic dictionary of the landed gentry of Great Britain and Ireland | Burke, John | Monograph or Collective Volume | | 1833 |
| A genealogical and heraldic history of the commoners of Great Britain and Ireland. 4 vols. | Burke, John | Monograph or Collective Volume | | 1833 |
| A guide to early Celtic remains in Britain | Ellis, Peter Berresford, 1943- | Monograph or Collective Volume | | 1991 |
| A handbook of coins of the British Isles | Bradley, H. W. | Monograph or Collective Volume | | 1978 |
| A history of training for the ministry of the Church of England in England and Wales from 1875 to 1974 : with an appendix of notes on training for the ministry of the Anglican communion in Ireland and Scotland from 1875 to 1974 : and addenda to a History of training for the ministry from 598 to 1799 and from 1800 to 1874 | Bullock, Frederick William Bagshawe | Monograph or Collective Volume | | 1976 |
| A mediaeval prince of Wales : the Life of Gruffudd ap Cynan, with an English translation and commentary | | Monograph or Collective Volume | | 1990 |
| A revised check-list of coin hoards from the British Isles, c. 500-1100 | Blackburn, Mark Alistair SinclairPagan, Hugh | Article in Book | | 1986 |
| A select bibliography of English genealogy, with brief lists for Wales, Scotland and Ireland. A manual for students | Harrison, H. G. | Monograph or Collective Volume | Phillimore | 1937 |
| An account of the most important public records of Great Britain and the publications of the Record Commissions ... 2 vols. | Cooper, C. P. | Monograph or Collective Volume | | 1832 |
| An illustrated history of English plate, ecclesiastical and secular in which the development of form and decoration in the silver and gold work of the British Isles from the earliest known examples to the latest of the Georgian period is delineated and described. 2 vols. | Jackson, C. J. | Monograph or Collective Volume | | 1911 |
| An outline history of the English language. | Wood, F. T. | Monograph or Collective Volume | | 1969 |
| Annales Cambriæ : chronicles and memorials of Great Britain and Ireland during the middle ages | | Monograph or Collective Volume | | 1860 |
| Annual bibliography of British and Irish history : publications for 1982 | | Monograph or Collective Volume | Harvester Press for the Royal Historical Society | 1983 |
| Annual bibliography of British and Irish history : Publications of 1977 | | Monograph or Collective Volume | | 1978 |
| Annual Bibliography of British and Irish History : publications of 1979 | | Monograph or Collective Volume | | 1980 |
| Annual bibliography of British and Irish History : publications of 1980 | | Monograph or Collective Volume | Harvester Press for the Royal Historical Society | 1981 |
| Annual bibliography of British and Irish history : publications of 1984 | | Monograph or Collective Volume | | 1985 |
| Annual bibliography of British and Irish history : publications of 1985 | | Monograph or Collective Volume | | 1986 |
| Annual bibliography of British and Irish history : publications of 1986 | | Monograph or Collective Volume | | 1987 |
| Annual Bibliography of British and Irish history : publications of 1988 | | Monograph or Collective Volume | | 1989 |
| Annual Bibliography of British and Irish history : publications of 1989 | | Monograph or Collective Volume | | 1990 |
| Annual Bibliography of British and Irish history : publications of 1990 | | Monograph or Collective Volume | | 1991 |
| Annual Bibliography of British and Irish History, publications of 1983 | | Monograph or Collective Volume | | 1984 |
| Annual Bibliography of British and Irish History, publications of 1985 | | Monograph or Collective Volume | | 1986 |
| Annual list and brief review of articles on agrarian history, 1974 | Morgan, Raine | Article in Journal | | 1976 |
| Annual list and brief review of articles on agrarian history, 1975 | Morgan, Raine | Article in Journal | | 1977 |
| Annual List and brief review of articles on agrarian history, 1985 | Morgan, Raine | Article in Journal | | 1987 |
| Annual list and brief review of articles on agrarian history, 1986 | | Article in Journal | | 1988 |
| Annual list and brief review of articles on agrarian history, 1987 | Morgan, Raine | Article in Journal | | 1989 |
| Annual list and brief review of articles on agrarian history, 1988 | | Article in Journal | | 1990 |
| Annual list and brief review of articles on agrarian history, 1989 | | Article in Journal | | 1991 |
| Annual list and brief review of articles on agrarian history, 1990 | | Article in Journal | | 1992 |
| Annual list and brief review of articles on agrarian history, 1990 | Morgan, Raine | Article in Journal | | 1992 |
| Aristocracies and the political configuration of the British Isles | Frame, Robin | Article in Book | | 1988 |
| Armorial families. A complete peerage, baronetage, and knightage | Fox-Davies, A. C. | Monograph or Collective Volume | | 1895 |
| Art in Great Britain and Ireland | Armstrong, Walter, Sir | Monograph or Collective Volume | | 1909 |
| Avery Index to Architectural Periodicals | Anonymous | Monograph or Collective Volume | | 1973 |
| Bede, the Irish and the Britons | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1983 |
| Bibliographie historischer zeitschriften, 1939-51, 2 : Lieferung : Grossbritannien, Irland, Niederlande, Belgien, Luxemburg, Frankreich, Portugal, Spanien, Italien | | Monograph or Collective Volume | | 1953 |
| Bibliography for 1971 : Anglo-Saxon studies | | Article in Journal | | 1972 |
| Bibliography for 1972 ... 1973 : Anglo-Saxon studies | | Article in Journal | | 1973 |
| Bibliography in Britain : a classified list of books and articles published in the UK. 6 vols. | Oxford Bibliographical Society | Monograph or Collective Volume | | 1962 |
| Bibliography of British history, 1789-1851 | | Monograph or Collective Volume | | 1977 |
| Bibliotheca Celtica : a register of publications relating to Wales and the Celtic peoples and languages, ns, 3; 3rd ser., 6-8 | National Library of Wales | Monograph or Collective Volume | | 1958 |
| Briefe eines Verstorbenen. Ein fragmentarisches Tagebuch aus England, Wales, Irland und Frankreich, geschrieben in den Jahren 1828 und 1829. 4 vols. | Pückler-Muskau, H. L. H., Prince von | Monograph or Collective Volume | | 1831 |
| Britain and Ireland in early Christian times, A.D. 400-800 | Thomas, Charles | Monograph or Collective Volume | Thames & Hudson | 1971 |
| British historical facts, 1688-1760 | Cook, Chris, 1945-Stevenson, John, 1946- | Monograph or Collective Volume | | 1988 |
| British history : past, present - and future? | Cannadine, David, 1950- | Article in Journal | | 1987 |
| British History and the Welsh Annals by Nennius | | Monograph or Collective Volume | | 1980 |
| British hunting : a complete history of the national sport of Great Britain and Ireland from earliest records | | Monograph or Collective Volume | | 1909 |
| British immigrants in industrial America, 1790-1950 | Berthoff, Rowland Tappan | Monograph or Collective Volume | Harvard University Press | 1953 |
| British political facts, 1900-1975 | Butler, David Henry EdgeworthSloman, Anne | Monograph or Collective Volume | | 1975 |
| British theatre : a bibliography, 1901-1985 | Cavanagh, John | Monograph or Collective Volume | | 1989 |
| Burke's genealogical and heraldic history of the peerage, baronetage and knightage. | | Monograph or Collective Volume | | 1956 |
| Byzantium and Britain : a Mediterranean perspective on post-Roman Mediterranean imports in western Britain and Ireland | Fulford, Michael Gordon | Article in Journal | | 1989 |
| Caedwalla | Belloc, Joseph Hilaire Pierre René, 1870-1953 | Article in Book | | 1948 |
| Castles and fortifications of Britain and Ireland | Forde-Johnston, James | Monograph or Collective Volume | | 1977 |
| Castles of Britain, 1 : England; 2 : Scotland; 3 : Wales and Northern Ireland | Hammond, Muriel | Monograph or Collective Volume | | 1963 |
| Castles, town defences and artillery fortifications in Britain and Ireland : a bibliography, 3 | Kenyon, John R. | Monograph or Collective Volume | Council for British Archaeology | 1990 |
| Catalogue of the library, 1 : Voyages and travel; 2 : Biography, 2 pts.; 3 : Atlases and cartography, 2 pts.; 4 : Piracy and privateering; 5 : Naval history, pt. 1 : the middle ages to 1815. 5+ vols. in 7+ | National Maritime Museum | Monograph or Collective Volume | | 1968 |
| Catalogue of the newspaper library. 8 vols. | British Library | Monograph or Collective Volume | | 1975 |
| Celtic Britain and Ireland, AD 200-800 : the myth of the Dark Ages | Laing, JenniferLaing, Lloyd | Monograph or Collective Volume | Irish Academic Press | 1990 |
| Celtic Christianity : the story of the Celtic religion in the British Isles | McAlpine, R. G. | Monograph or Collective Volume | | 1967 |
| Celtic glimpses | Watt, L. M. | Article in Journal | | 1962 |
| Celtic heritage : ancient tradition in Ireland and Wales | Rees, A. D.Rees, B. R. | Monograph or Collective Volume | Thames & Hudson | 1961 |
| Childlore bibliography : a supplement | Halpers, Herbert | Article in Journal | | 1982 |
| Churches of Christ in the British Isles, 1842-1972 : a historical sketch | Thompson, David Michael | Article in Journal | | 1973 |
| Cistercian art and architecture in the British Isles | | Monograph or Collective Volume | | 1986 |
| Coins of England and the United Kingdom | | Monograph or Collective Volume | | 1991 |
| Connections between the landed communities of Munster and South Wales, c. 1668-1780 | Jenkins, Philip | Article in Journal | | 1979 |
| Councils and ecclesiastical documents relating to Great Britain and Ireland | | Monograph or Collective Volume | | 1869 |
| Cronica regum Mannie & Insularum : Chronicle of the kings of Man and the Isles : BL Cotton Julius A.vii | | Monograph or Collective Volume | | 1979 |
| Das Recht der Kelten | Kohler, Josef | Article in Journal | | 1910 |
| Debrett's House of Commons and the Judicial Bench | Anonymous | Monograph or Collective Volume | | 1867 |
| Deer parks and deer of Great Britain | Hingston, Frederick | Monograph or Collective Volume | | 1988 |
| Dictionary of Celtic myth and legend | Green, Miranda J. (Miranda Jane), 1947- | Monograph or Collective Volume | | 1992 |
| Dictionary of national biography | | Monograph or Collective Volume | | 1885 |
| Die Kelten im Mittelalter | Richter, Michael, 1943-2011 | Article in Journal | | 1988 |
| Disestablishment and liberation : the movement for the separation of the Anglican Church from state control | Mackintosh, William Horatius | Monograph or Collective Volume | | 1972 |
| Domestic silver of Great Britain and Ireland | Wenham, Edward | Monograph or Collective Volume | | 1931 |
| Early Christian memorial formulae | Bu'Lock, J. D. | Article in Journal | | 1957 |
| Early Irish canons and medieval Welsh law | Pryce, H. | Article in Journal | | 1986 |
| Early mapping of the British Isles | Crone, G. R. | Article in Journal | | 1962 |
| Early medieval kingships in the British Isles | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1989 |
| Edward Lhuyd's collection of Irish manuscripts | O'Sullivan, AnneO'Sullivan, William, 1921-2000 | Article in Journal | | 1962 |
| England and her neighbours, 1066-1453 : essays in honour of Pierre Chaplais | | Monograph or Collective Volume | Hambledon | 1989 |
| England in the Tudor state | Ellis, Steven G., 1950- | Article in Journal | | 1983 |
| English goldsmiths and their marks : a history of the goldsmiths and plateworkers of England, Scotland, and Ireland; with over eleven thousand marks reproduced in facsimile from authentic examples of plate, and tables of date-letters and other hall-marks employed in the assay offices of the United Kingdom | Jackson, C. J. | Monograph or Collective Volume | | 1905 |
| English history's forgotten context : Scotland, Ireland, Wales | Clark, Jonathan Charles Douglas | Article in Journal | | 1989 |
| Features common to Irish, Welsh and Manx folklore | Morris, Henry | Article in Journal | | 1937 |
| Feminist periodicals, 1855-1984 : an annotated critical bibliography of British, Irish, Commonwealth and international titles | Doughan, DavidSanchez, Dense | Monograph or Collective Volume | | 1987 |
| Fortress Britain : artillery fortification in the British Isles and Ireland | Saunders, A. D. | Monograph or Collective Volume | | 1989 |
| Forts and castles : the story of defence works from ancient times to the present | Wise, Terence | Monograph or Collective Volume | | 1972 |
| Frontier arrangements in fragmented societies : Ireland and Wales | Davies, Robert Rees, Sir, 1938-2005 | Article in Book | | 1989 |
| Geopolitische Zusammenschau der Staatsräume, 3 : Grossbritannien und Nordirland; 4 : Das Britische Weltreich als Ganzes; 5 : Die britische Dominien | Langhans-Ratzeburg, Manfred | Article in Journal | | 1935 |
| Giraldiana | Richter, Michael, 1943-2011 | Article in Journal | | 1979 |
| Golfing ladies : five centuries of golf in Great Britain and Ireland | Cossey, Rosalynde | Monograph or Collective Volume | | 1984 |
| Guide international des archives | Société Des Nations, Institut International de Coöpération Intellectuelle | Monograph or Collective Volume | | 1934 |
| Guide to the contents of the Public Record Office, 1 : Legal records, etc.; 2 : State papers and departmental records; 3 : Documents transferred, 1960-1966. 3 vols. | Anonymous | Monograph or Collective Volume | | 1963 |
| Gunpowder mills gazetteer : black powder manufacturing sites in the British Isles | | Monograph or Collective Volume | | 1988 |
| Height, health and history : nutritional status in the United Kingdom, 1750-1980 | Floud, RoderickGregory, AnnabelWachter, Kenneth W. | Monograph or Collective Volume | Cambridge University Press | 1990 |
| Histoire du Royaume-Uni : les principaux courants. | Marx, Roland | Monograph or Collective Volume | | 1970 |
| Historical Manuscripts Commission. A guide to the reports on collections of manuscripts of private families, corporations and institutions in Great Britain and Ireland, 1 : Topographical | | Monograph or Collective Volume | | 1914 |
| House of Commons sessional papers of the eighteenth century, 1715-1800, 1 : Introduction and list, 1715-60; 2 : List, 1761-1800 | | Monograph or Collective Volume | | 1975 |
| Hutchinson's popular and illustrated story of the nations, 3 : British Isles and America | | Monograph or Collective Volume | | 1934 |
| Ideas and politics in modern Britain | | Monograph or Collective Volume | | 1990 |
| Internal Colonialism : The Celtic Fringe in British National Development 1536-1966 | Hechter, Michael | Monograph or Collective Volume | | 1975 |
| Internal colonialism : the Celtic fringe in British national development, 1536-1966 | Hechter, M. | Monograph or Collective Volume | Routledge & Kegan Paul | 1975 |
| International Bibliography of Historical Science, 1- | Anonymous | Monograph or Collective Volume | | 1926 |
| Introduction | Davies, Robert Rees, Sir, 1938-2005 | Article in Book | | 1988 |
| Inventory of British coin hoards, A.D. 600-1500 | Thompson, J. D. A. | Monograph or Collective Volume | | 1956 |
| Ireland and Wales : their historical and literary relations | O'Rahilly, Cecile | Monograph or Collective Volume | | 1924 |
| Irish immigration to England and Wales in the mid-19th century | Lawton, R. | Article in Journal | | 1959 |
| James Anthony Froude, a biography, 1 : 1818-56; 2 : 1856-1894. 2 vols. | Dunn, W. H. | Monograph or Collective Volume | | 1961 |
| Kinship, status and the origins of the hide | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1972 |
| Les structures rurales de la frange atlantique de l'Europe | Flatrès, Pierre | Article in Book | | 1959 |
| List of books and articles on agrarian history issued since June 1967 | Beecham, H. A. | Article in Journal | | 1969 |
| List of books and articles on agrarian history issued since June 1969 ... June 1970 | | Article in Journal | | 1972 |
| List of books and articles on agrarian history issued since Sept. 1960; Sept. 1961; Sept. 1962 | Thirsk, Joan | Article in Journal | | 1964 |
| List of books and pamphlets on agrarian history 1985 | Morris, V. J.Orton, D. J. | Article in Journal | | 1986 |
| List of books and pamphlets on agrarian history 1986 | | Article in Journal | | 1987 |
| List of books and pamphlets on agrarian history 1991 | | Article in Journal | | 1992 |
| List of books and pamphlets on agrarian history, 1989 | | Article in Journal | | 1990 |
| List of books and pamphlets on agrarian history, 1990 | | Article in Journal | | 1991 |
| List of books and pamphlets on agrarian history, 1991 | Morris, V. J.Orton, D. J. | Article in Journal | | 1992 |
| List of publications on the economic and social history of Great Britain and Ireland published in 1974 | | Article in Journal | | 1975 |
| List of publications on the economic and social history of Great Britain and Ireland published in 1983 | | Article in Journal | | 1984 |
| List of publications on the economic and social history of Great Britain and Ireland published in 1986 | | Article in Journal | | 1987 |
| List of publications on the economic and social history of Great Britain and Ireland published in 1987 | | Article in Journal | | 1988 |
| List of publications on the economic and social history of Great Britain and Ireland published in 1988 | | Article in Journal | | 1989 |
| List of publications on the economic and social history of Great Britain and Ireland published in 1989 | | Article in Journal | | 1990 |
| List of publications on the economic and social history of Great Britain and Ireland published in 1990 | | Article in Journal | | 1991 |
| List of publications on the economic and social history of Great Britain and Ireland published in 1991 | | Article in Journal | | 1992 |
| List of publications on the economic history of Great Britain and Ireland | | Article in Journal | | 1961 |
| Maps and plans for the local historian and collector - a guide to types of maps of the British Isles produced before 1914 valuable to local and other historians and mostly available to collectors | Smith, David | Monograph or Collective Volume | | 1988 |
| Margaret Thatcher, the Conservative Party and the Northern Ireland conflict, 1975-1990 | Kelly, Stephen | Monograph or Collective Volume | Bloomsbury Academic | 2021 |
| Medieval Britain in 1978, 2 : post-Conquest | Cherry, J. | Article in Journal | | 1979 |
| Medieval Celtic Literature : a select bibliography | Bromwich, Rachel | Monograph or Collective Volume | | 1974 |
| Medieval Frontier Societies | | Monograph or Collective Volume | Clarendon Press | 1989 |
| Medieval Ireland : a view from across the water | Carr, A. D. | Article in Journal | | 1988 |
| Memorial of 1784 for a mail packet service between Waterford & Milford | | Article in Journal | | 1914 |
| Migration and economic growth : a study of Great Britain and the Atlantic economy | Thomas, Brinley | Monograph or Collective Volume | | 1954 |
| Migration and economic growth : a study of Great Britain and the Atlantic economy. | Thomas, Brinley | Monograph or Collective Volume | | 1973 |
| Mitchell's Newspaper Press Directory, 1846-1907 | | Article in Journal | | 1969 |
| Monasticon Praemonstratense. 3 vols. | Backmund, Norbert | Monograph or Collective Volume | | 1949 |
| National libraries of the world : their history, administration and public services | Esdaile, Arundell James Kennedy | Monograph or Collective Volume | | 1934 |
| Nationality and the pursuit of national independence | | Monograph or Collective Volume | Appletree Press | 1978 |
| Notes critiques de toponymie celtique | Le Flamanc, Auguste | Monograph or Collective Volume | | 1955 |
| On the inhabitants and dialect of the barony of Forth in the county of Wexford | Russell, C. W. (Charles William) | Article in Journal | | 1858 |
| Ordnance survey : map makers to Britain since 1791 | Owen, T.Pilbeam, E. | Monograph or Collective Volume | | 1992 |
| Pictish and Celtic marriage in early literary tradition | Chadwick, Nora Kershaw, 1891-1972 | Article in Journal | | 1955 |
| Plans of invasion of the British Isles | Rose, John Holland | Article in Book | | 1927 |
| Post-medieval Britain in 1974 | Cherry, John | Article in Journal | | 1975 |
| Récherches sur les débuts de la controverse pascale chez les Celtes | Grosjean, Paul | Article in Journal | | 1947 |
| Regiments of foot : a historical record of all the foot regiments of the British army | Wickes, H. L. | Monograph or Collective Volume | | 1974 |
| Religion in Victorian Britain, 1 : traditions; 2 : controversies; 3 : sources; 4 : interpretations. 4 vols. | | Monograph or Collective Volume | | 1988 |
| Research in progress in English and history in Britain, Ireland, Canada, Australia and New Zealand. | | Monograph or Collective Volume | | 1976 |
| Roger de Montgomery and his sons, 1067-1102 | Mason, J. F. A. | Article in Journal | | 1963 |
| Saints, seaways and dispute settlements | Watkin, Thomas Glyn, 1952- | Article in Book | | 1991 |
| Scandinavian place-names of the Irish sea province | Fellows Jensen, Gillian | Article in Book | | 1992 |
| Ships, harbours and navigation between the Continent and the Celtic Islands during the early Middle Ages | Gildas, Bernier | Article in Book | | 1989 |
| Shipwrecks of Great Britain and Ireland | Larn, Richard | Monograph or Collective Volume | | 1981 |
| Some Celtic legal terms | Binchy, D. A. (Daniel Anthony), 1900-1989 | Article in Journal | | 1956 |
| Some English, Scottish, Welsh and Irish arms in medieval continental rolls | Collins, S. M. | Article in Journal | | 1941 |
| Some Neglected Sources of Biographical Information : County Biographical Dictionaries, 1890-1937 | Hanham, H. J. | Article in Journal | | 1961 |
| Studies in Celtic survival | | Monograph or Collective Volume | | 1977 |
| Studies in medieval Cistercian history presented to J.F. O'Sullivan | Anonymous | Monograph or Collective Volume | | 1971 |
| Survivals in belief among the Celts | Henderson, George | Monograph or Collective Volume | | 1911 |
| Teague, Shenkin and Sawney : being an historical study of the Earliest Irish, Welsh and Scottish characters in English plays | Bartley, J. O. | Monograph or Collective Volume | | 1954 |
| Territories and exchange in the Irish sea region, 400-1100 | Griffiths, David, 1965- | Article in Book | | 1992 |
| The Archaeology of Late Celtic Britain and Ireland, c.400-1200 AD | Laing, Lloyd | Monograph or Collective Volume | Methuen | 1975 |
| The Atlantic archipelago : a political history of the British Isles | Tompson, Richard S. | Monograph or Collective Volume | Mellen | 1986 |
| The Baptist Union : a short history | Payne, E. A. | Monograph or Collective Volume | | 1958 |
| The bell of St. Lolan, of Kincardine-in-Menteith | Applebey, George | Article in Journal | | 1962 |
| The Blessed Virgin's Joys and Sorrows | Breeze, Andrew | Article in Journal | | 1990 |
| The Brehon laws and their relation to the ancient Welsh institutes | Brynmor-Jones, David | Article in Journal | | 1904 |
| The British Isles : a history of four nations | Kearney, Hugh | Monograph or Collective Volume | | 1989 |
| The British Isles, 1100-1500 : Comparisons, Contrasts and Connections | | Monograph or Collective Volume | Donald | 1988 |
| The care of ancient monuments. An account of the legislative and other measures adopted in European countries for protecting ancient monuments and objects and scenes of natural beauty, and for preserving the aspect of historical cities | Brown, Gerard Baldwin, 1849-1932 | Monograph or Collective Volume | | 1905 |
| The Celtic churches : a history, AD 200-1200 | McNeill, J. T. | Monograph or Collective Volume | Chicago University Press | 1974 |
| The Celtic consciousness | | Monograph or Collective Volume | | 1982 |
| The Celtic realms | Chadwick, Nora Kershaw, 1891-1972Dillon, Myles | Monograph or Collective Volume | Weidenfeld and Nicolson | 1967 |
| The Celts | | Monograph or Collective Volume | Mercier Press | 1964 |
| The Church in Celtic Britain | Radford, Courtenay Arthur Ralegh, 1900-1998 | Article in Book | | 1965 |
| The comparative history of urban origins in non-Roman Europe. Ireland, Wales, Denmark, Germany, Poland and Russia from the ninth to the thirteenth century. 2 vols. | | Monograph or Collective Volume | | 1985 |
| The conversion of the Barbarian peoples | Wood, Ian N. | Article in Book | | 1981 |
| The Culdees | Booth, H. C. | Article in Journal | | 1947 |
| The cult of St. Brigit | Bowen, E. G. | Article in Journal | | 1973 |
| The death and burial of Walter Devereux, earl of Essex, 1576 | Jones, E. J. | Article in Journal | | 1957 |
| The Dual Nature of the Irish Colonization of Dyfed in the Dark Ages | Coplestone-Crow, Bruce | Article in Journal | | 1981 |
| The Dumnonii. (Address of the President) | Radford, Courtenay Arthur Ralegh, 1900-1998 | Article in Journal | | 1947 |
| The early Christians in Britain | Dodd, B. E.Heritage, T. C. | Monograph or Collective Volume | | 1966 |
| The English realm and dominions and the king's subjects in the later middle ages | Griffiths, Ralph Alan, 1937- | Article in Book | | 1986 |
| The Expulsion of the Dessi | | Article in Journal | | 1901 |
| The firste volume of the chronicles of England, Scotlande, and Irelande ... 3 vols. | Holinshed, Raphael, d. 1580? | Monograph or Collective Volume | | 1577 |
| The heir-apparent in Irish and Welsh law | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1971 |
| The history of the study of medicine in the British Isles. The Fitzpatrick Lectures for 1905-6, delivered before the Royal College of Physicians of London | Moore, Norman, Sir | Monograph or Collective Volume | | 1908 |
| The influence of the Vikings on Celtic literature | Mac Cana, Proinsias | Article in Book | | 1962 |
| The Irish Sea in the age of the saints | Bowen, E. G. | Article in Journal | | 1969 |
| The Irish settlements in post-Roman western Britain : A survey of the evidence | Thomas, Charles | Article in Journal | | 1972 |
| The Irish Settlements in Wales | Dillon, Myles | Article in Journal | | 1977 |
| The iron ores of Great Britain and Ireland, etc. | Kendall, J. D. | Monograph or Collective Volume | | 1893 |
| The kingdom of Northumbria and the destruction of the Votadini | Kirby, D. P. | Article in Journal | | 1974 |
| The libelle of Englyshe polycye : A poem on the use of sea-power, 1436 | | Monograph or Collective Volume | | 1926 |
| The life of the Celtic Church | Bulloch, James | Monograph or Collective Volume | Saint Andrew Press | 1963 |
| The meaning of 'ecclesiastical law' | Denning, A. T., Sir | Article in Journal | | 1944 |
| The origin of British field systems : an interpretation | Dodgshon, Robert A. | Monograph or Collective Volume | | 1980 |
| The political constitutions of Great Britain and Ireland asserted and vindicated ... to which are added the Censor or the Citizens Journal | Lucas, Charles | Monograph or Collective Volume | | 1751 |
| The Royal Mint : an outline history. | | Monograph or Collective Volume | | 1960 |
| The satellite state in the seventeenth and eighteenth centuries | | Monograph or Collective Volume | | 1979 |
| The second evangelical awakening in Britain | Orr, J. E. | Monograph or Collective Volume | | 1949 |
| The submission of Irish kings in fact and fiction : Henry II, Bendigeidfran, and the dating of The Four Branches of the Mabinogi | Sims-Williams, Patrick | Article in Journal | | 1991 |
| Thomas Hopper and the Norman revival | Feddon, R. R. | Article in Book | | 1956 |
| Tickets and passes of Great Britain and Ireland, struck or engraved on metal, ivory, etc. for use at theatres, public gardens, shows, exhibitions, clubs, societies, schools and colleges; also truck tickets, colliery checks, railway passes, gambling, lottery and racing tickets, etc. | Davis, W. J.Waters, A. W. | Monograph or Collective Volume | | 1922 |
| Ties that bind : immunities in Irish and Welsh law | Stacey, Robin Chapman | Article in Journal | | 1990 |
| Town and city maps of the British Isles, 1800-1855 | Baynton-Williams, Ashley | Monograph or Collective Volume | | 1992 |
| Transport history in university theses | | Article in Journal | | 1960 |
| Victorian bibliography for 1983 | | Article in Journal | | 1984 |
| Voices of British and Irish migrants in nineteenth-century Australia | Richards, Eric, 1940- | Article in Book | | 1991 |
| Women in Western European History : A Select Chronological, Geographical and Topical Bibliography : From Antiquity to the French Revolution | Frey, LindaFrey, MarshaSchneider, Joanne | Monograph or Collective Volume | | 1982 |
| Women in Western European History : A Select Chronological, Geographical and Topical Bibliography : The Nineteenth and Twentieth Centuries | Frey, LindaFrey, MarshaSchneider, Joanne | Monograph or Collective Volume | | 1984 |
| Writings on British history, 1937. A bibliography of books and articles on the history of Great Britain from about 450 A.D. to 1914, published during the year 1937, with an appendix containing a select list of publications in 1937 on British history since 1914 | | Monograph or Collective Volume | | 1949 |
| Writings on British History, 1938. A bibliography of books and articles on the history of Great Britain from about 450 A.D. to 1914, published in the year 1938, with an Appendix containing a select list of publications in 1938 on British history since 1914 | | Monograph or Collective Volume | | 1951 |
| Writings on British history, 1939 : a bibliography of books and articles on the history of Great Britain from about 450 A.D. to 1914, published during the year 1939, with an appendix containing a select list of publications on British history since 1914 | | Monograph or Collective Volume | | 1953 |