Eliza Caskey Black may have been the Eliza C. Black recorded in the 1860 census of Cumberland Township, Adams County, Pennsylvania. The census listed her as 31 years old and born in Pennsylvania, in dwelling 482, family 538, with William Black and two young children. A genealogical reference reports that Eliza Caskey married William Guinn Black at Taneytown Lutheran Church in 1854, but the marriage remains unconfirmed here.
Age in 1860: 31
Sex: F
Race: W
Birthplace: Pennsylvania
Township: Cumberland
Dwelling Number: 482
Family Number: 538
Spouse: William Guinn Black
Identification Status: Possible
Confidence Level: Possible
Evidence Strength: Moderate Circumstantial