| A 1798 court martial with reference to Arthur O'Neill, the harper | Ó Muirí, Réamonn | Article in Journal | | 1987 |
| An tAthair Séamas Ó Coigligh | Ó Muirí, Réamonn | Article in Book | | 1998 |
| Armagh city in 1798 | Ó Muirí, Réamonn | Article in Journal | | 1998 |
| Books signed by Pádraic Mac Piarais and Éamon de Valera and others | Ó Muirí, Réámonn | Article in Journal | | 2011 |
| Dean Warburton's reports on the United Irishmen in County Armagh | Ó Muirí, Réamonn | Article in Book | | 2001 |
| Father James Coigley | Ó Muirí, Réamonn | Article in Book | | 1997 |
| Father Patrick Short, SS, CC | Ó Muirí, Réamonn | Article in Journal | | 1998 |
| Historic sites and traditions, 1 : Francis Patrick O'Neillan, Baron Laimpruch Zu Epurz | Ó Muirí, Réamonn | Article in Journal | | 1999 |
| Historic sites and traditions, 2 : Gortalowry , Old Chapel, Cookstown | Ó Muirí, Réamonn | Article in Journal | | 1999 |
| Historic sites and traditions, 3 : Father James Maria McGuckin, O.M.I., Irish pioneer priest in British Columbia | Ó Muirí, Réamonn | Article in Journal | | 1999 |
| Irish Church history today | | Monograph or Collective Volume | Cumann Seanchais Árd Mhaca | 1991 |
| John Henry Newman's Breviary | Ó Muirí, Réamonn | Article in Journal | | 2013 |
| Lámhscríbhinn ó Cho Lú | Ó Muirí, Réamonn | Article in Journal | | 1969 |
| Lámhscríbhinn staire an Bhionaidigh | Ó Muirí, Réamonn | Article in Journal | | 1978 |
| Liam Swords - a personal tribute | Ó Muirí, Reamonn | Article in Journal | | 2011 |
| Lt. John Lindley St. Leger, United Irishman | Ó Muirí, Réamonn | Article in Journal | | 1984 |
| New church of St Malachy's | Ó Muirí, Réamonn | Article in Book | | 2013 |
| Newry and the French Revolution | Ó Muirí, Réamonn | Article in Journal | | 1989 |
| Orangemen, repealers and the shooting of John Boyle in Armagh, 12 July 1845 | Ó Muirí, Réamonn | Article in Journal | | 1985 |
| Recent local histories | Ó Muirí, Réamonn | Article in Journal | | 1975 |
| Rural deanery of Creggan, 1798 | Ó Muiri, Réamonn | Article in Journal | | 1989 |
| Saint Malachy | Ó Muirí, Réamonn | Article in Journal | | 2000 |
| Slán agaibh, a fhir chumtha | Ó Muirí, Réamonn | Article in Journal | | 1961 |
| The burning of Wildgoose Lodge | Ó Muirí, Réamonn | Article in Journal | | 1986 |
| The Gaelic manuscripts in the Ó Fiaich Library/Archive | Ó Muirí, Réamonn | Article in Journal | | 2011 |
| The Irish Franciscans in Prague | Ó Muirí, Réamonn | Article in Journal | | 2017 |
| The killing of Thomas Birch, United Irishman, March 1797 and the meeting of the Armagh freeholders, 19 April 1797 | Ó Muirí, Réamonn | Article in Journal | | 1982 |
| The new St Malachy's : building and finance | Ó Muirí, Réamonn | Article in Book | | 2013 |
| Thomas Gubby 'alias' Hughes : informant on the burning of Wildgoose Lodge | Ó Muirí, Réamonn | Article in Journal | | 1993 |
| Two letters : from an Irish emigrant and from Séamus Ó Searcaigh | Ó Muirí, Réamonn | Article in Journal | | 2002 |
| Wildgoose Lodge - an addendum | Ó Muirí, Réamonn | Article in Journal | | 2005 |
| [Obituary] Andrew Boyd | Ó Muirí, Reamonn | Article in Journal | | 2011 |
| [Obituary] Monsignor Joseph Maguire | Ó Muirí, Réamonn | Article in Journal | | 2009 |