1. 1736.a.4, 2(97) Reference (shelfmark): 1736.a.4, 2(97) Title: Inis Celtra. St. Camin's Church, Holy Island, Lough Derg. Photographer: Mercer Scope & Content: Genre: Archaeological Photography General view of the small ruined and roofless church. Collection Area: Printed Collections Languages: Not applicable Date Range: 1866-1869 Extent: 1 item