"Ireland Civil Registration, 1845-1913," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QGV8-P1GV : 4 February 2020), James Cassidy and Elizabeth Keenan, Marriage 19 Dec 1861, St. Peter's, Dublin South, Ireland; citing General Register Office, Dublin; FHL microfilm 101,426.
"Ireland Census, 1901," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q5B3-5Z3Z : 29 January 2019), Elizabeth Cassidy in household of James Cassidy, Richmond, County Dublin, Ireland; citing Census, Richmond, County Dublin, Ireland, 0000149540, Public Record Office of Ireland, Belfast.
"Ireland Census, 1911," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QYZT-SNW2 : 26 December 2018), Elizabeth Cassidy in entry for James Cassidy, 1911; citing Mount Pleasant, County Wexford, Ireland, Census, National Archives of Ireland, Dublin.
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