George Casey of Dublin owned 1,390 acres in county Cork in the 1870s.
National Archives of Ireland:
Baker, Ringwood & Gordon, solicitor's collection, include papers relating to the estate at Gurteen, Co. Cork, of George Casey, 1890-4. M. 3713
National Library of Ireland:
Copy of confirmation of arms to the descendants of Edward Casey of City of Cork and to his grandson, Arthur Edwin Comerford Casey, Bengal Civil Service, son of George Casey of St. Leonard on Sea, May 22, 1888. GO Ms. 110, pp. 103-4
NATIONAL LIBRARY OF IRELAND. Reports on Private Collections:
Report on the Harrison Papers (from 1640), formerly the property of Mrs. Barclay, Castle Harrison, Charleville, now in the National Library of Ireland, relating to the Fitzgerald, Casey, and Harrison families and to lands in Co. Cork. Report No. 299