At the time of Griffith's Valuation Carbery Baldwin Egan held 4 townlands in the parish of Clonfert, barony of Duhallow, county Cork. In the 1870s he owned 2,663 acres in county Cork. His address was Monkstown, county Cork. Under the county Cork house Rossacon, Newmarket, Hajba records one of the occupants as Daniel Egan who married Mary daughter of Thomas Baldwin of Mardyke in Cork. The De Vesci Papers in the National Library of Ireland show Carbery B. Egan was agent to the De Vesci estate in county Cork in the 1870s.
- De Vesci Papers, Collection List 89, include letters to 3rd Viscount de Vesci from Carbery B. Egan, Monkstown, Co Cork, agent to 3rd Viscount, 1872-1875. MS 39,015; National Library of Ireland
Contemporary printed sources
- PARLIAMENTARY PAPERS. ''Return of owners of land of one acre and upwards, in the several counties .... in Ireland''. HC 1876, LXXX: 122
- HUSSEY DE BURGH, U. H. ''The Landowners of Ireland. An alphabetical list of the owners of estates of 500 acres or £500 valuation and upwards in Ireland''. Dublin: Hodges, Foster and Figgis, 1878. [available online at www.askaboutireland.ie] : 145
- ''GRIFFITH'S VALUATION OF IRELAND'[Primary Valuation of Tenements]', 1850-1858. : Fermoy Barony, 25 (Twopothouse)