| A 'Horrible conflict with theory' in Heinrich Hertz's experiments on electromagnetic waves | O'Hara, James G. | Article in Journal | | 2007 |
| Frederick Thomas Tronton, 1863-1922 | O'Hara, James G. | Article in Book | | 2003 |
| George Johnstone Stoney, 1826-1911 | O'Hara, James G. | Article in Book | | 2003 |
| Humphrey Lloyd, 1800-1881 | O'Hara, James G. | Article in Book | | 2003 |
| James MacCullagh, 1809-1847 | O'Hara, James G. | Article in Book | | 2003 |
| Leibniz and the Jacobite war : reports and reflections on the Battle of the Boyne and events in Ireland, 1689-91 | O'Hara, James G. | Article in Journal | | 1991 |
| Stoney and the electron | McConnell, JamesO'Hara, James G. | Monograph or Collective Volume | Royal Dublin Society | 1993 |