| Abstracts of 17th-century Irish wills in the Prerogative Court of Canterbury | | Article in Journal | | 1948 |
| Corporation Book of the Irish town of Kilkenny, 1537-1628 | Ainsworth, John F. | Article in Journal | | 1979 |
| Dillon papers | Ainsworth, John F.MacLysaght, Edward | Article in Journal | | 1958 |
| Manuscript collections in private keeping : reports in National Library of Ireland | Ainsworth, John F.Hewson, Michael | Article in Journal | | 1985 |
| Nugent papers | Ainsworth, John F.MacLysaght, Edward | Article in Journal | | 1958 |
| Research in Ireland | Ainsworth, John F. | Article in Journal | | 1939 |
| Sidelights on 18th century land tenure | Ainsworth, John F. | Article in Journal | | 1949 |
| Sidelights on eighteenth-century Irish estate management | Ainsworth, John F. | Article in Journal | | 1963 |
| Some abstracts of chancery suits relating to Ireland | Ainsworth, John F. | Article in Journal | | 1939 |
| Survey of documents in private keeping, 2nd series | Ainsworth, John F.MacLysaght, Edward | Article in Journal | | 1958 |
| Survey of documents in private keeping. 3rd series. | Ainsworth, John F. | Article in Journal | | 1967 |
| The Inchiquin manuscripts | | Monograph or Collective Volume | Stationery Office [for the Irish Manuscripts Commission] | 1961 |
| The papers of Lord Robert Loftus | Ainsworth, John F. | Article in Journal | | 1960 |
| Two letters from the Eneas McDonnell MSS | Ainsworth, John F. | Article in Journal | | 1973 |