Home › Authors › T. Hallissy 👤 T. Hallissy 3 books Books by T. Hallissy The geology of Killarney & Ken The geology of Killarney & Kenmare 1927 Barytes in Ireland 1923 The geological features and so The geological features and soils of the agricultural station of the Department of Agriculture at Ballyhaise, in the county of Gavan 1910