Martin C. Valentine was recorded in the 1860 census of Cumberland Township, Adams County, Pennsylvania, as a two-year-old boy born in Maryland. He was listed in dwelling 486, family 543, with Albert and Rachel S. Valentine, Edwin S. Valentine, and Sarah Dull. The household shared the same dwelling number as the Henry Clutz household but was enumerated as a separate family.
Age in 1860: 2
Sex: M
Race: W
Birthplace: Maryland
Township: Cumberland
Dwelling Number: 486
Family Number: 543
Identification Status: Unresolved
Confidence Level: Weak
Evidence Strength: Weak Circumstantial