Gill & Macmillan Ltd · Irish Genealogical Foundation
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Finding Birds in Ireland | 978-0-7171-3916-3 | 2007 | Eric Dempsey · Michael O'Clery |
| Pocket Guide to the Common Birds of Ireland | 978-0-7171-2296-7 | 1995 | Eric Dempsey · Michael O'Clery |
| The Annals of Ireland Translated from the Original Irish of the Four Masters by Owen Connellan | 978-0-940134-77-5 | 2003 | Michael O'Clery · Owen Connellan · Philip MacDermott |
| The Complete Guide to Ireland's Birds | 978-0-7171-3401-4 | 2002 | Eric Dempsey · Michael O'Clery |
M.C. · M. Clery · M. O. · Michael C. · **O.C.**