| A forgotton Sligo-born patriot | McTernan, John C. | Article in Journal | | 2017 |
| At the foot of Knocknarea : a chronicle of Coolera in bygone days | McTernan, John C. | Monograph or Collective Volume | Coolera/Strandhill G.A.A. | 1990 |
| Contemporary accounts of the cholera outbreak of 1832 | McTernan, John C. | Article in Journal | | 2016 |
| Early printing in Sligo | McTernan, John C. | Article in Journal | | 2015 |
| Here's to their memory : profiles of distinguished Sligonians of by-gone days | McTernan, John C. | Monograph or Collective Volume | Mercier Press | 1977 |
| Historic Sligo : a bibliographical introduction to the antiquities and history, maps and surveys, MSS and newspapers, historical families and notable individuals of county Sligo | McTernan, John C. | Monograph or Collective Volume | Yeats Country Publications | 1965 |
| In Sligo long ago : aspects of the town and country over two centuries | McTernan, John C. | Monograph or Collective Volume | Avena | 1998 |
| London 'Shoremaker' tops the poll in Sligo | McTernan, John C. | Article in Journal | | 2016 |
| Memory harbour : the port of Sligo : an outline of its growth and decline and its role as an emigration port | McTernan, John C. | Monograph or Collective Volume | Avena | 1992 |
| Olde Sligoe : aspects of town and county over 750 years | McTernan, John C. | Monograph or Collective Volume | Avena | 1995 |
| Sligo The Light of Bygone Days
Vol. I, Houses of Sligo & associated families | McTernan, John C. | Monograph or Collective Volume | Avena Publications | 2009 |
| Sligo The Light of Bygone Days
Vol.II, Sligo familes : chronicles of sixty familes past & present | McTernan, John C. | Monograph or Collective Volume | Avena Publications | 2009 |
| Sligo : sources of local history : a catalogue of the local history collection, with an introduction and guide to sources | | Monograph or Collective Volume | Sligo County Library | 1994 |
| Sligo newspapers | McTernan, John C. | Article in Journal | | 1958 |
| Sligo sources of local history : a catalogue of the local history collection, with an introduction and guide to sources | McTernan, John C. | Monograph or Collective Volume | Sligo County Library | 1988 |
| The rise and fall of County Sligo landowning families | McTernan, John C. | Article in Journal | | 2011 |
| William Bourke Cockran | McTernan, John C. | Article in Journal | | 2018 |