| A guide to Coole Park, Co. Galway : home of Lady Gregory | Smythe, Colin | Monograph or Collective Volume | Smythe | 1972 |
| International Association for the Study of Anglo-Irish Literature | Smythe, Colin | Article in Journal | | 1975 |
| Lady Gregory fifty years after | | Monograph or Collective Volume | [s.n.] | 1987 |
| Lady Gregory's journals. vol.2, books thirty to forty-four : 21 February 1925 - 9 May 1932 | Gregory, Isabella Augusta, Lady, 1852-1932Murphy, Daniel J.Smythe, Colin | Monograph or Collective Volume | Colin Smythe | 1987 |
| Seventy years, 1852-1922 : being an autobiography of Lady Gregory | | Monograph or Collective Volume | [s.n.] | 1974 |