| Davitt in Carrickmore : National League meeting, 17 March 1884 | Campbell, Patrick J.Kerr, Peter | Article in Journal | | 1985 |
| From silent glens to noisy streets | Campbell, Patrick J. | Monograph or Collective Volume | Mercier Press | 1983 |
| Rambles around Donegal | Campbell, Patrick J. | Monograph or Collective Volume | Mercier Press | 1981 |
| St Colmcille's church, Termonagurk, 1786-1989 | | Monograph or Collective Volume | Termonagurk Historical Society | 1989 |
| The clergy of Oliver Plunkett [part 5] | Campbell, Patrick J.Mac Phóil, Donnchadha | Article in Journal | | 1986 |
| The Franciscan petition lists : diocese of Armagh 1670-71 | Campbell, Patrick J. | Article in Journal | | 1992 |
| Towards a history of the parish of Togher | Campbell, Patrick J. | Article in Journal | | 1978 |