"United States Census, 1850," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M4ZQ-RMX : 12 April 2016), James Griffin in household of Mary Griffin, Cecil, Washington, Pennsylvania, United States; citing family 18, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d.).
"United States Census, 1870," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MZ22-NB1 : 12 April 2016), James Griffin, Pennsylvania, United States; citing p. 20, family 139, NARA microfilm publication M593 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 552,961.
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DNA Connections
It may be possible to confirm family relationships with James by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share some percentage of DNA with James:
Giffen-236 and Giffin-563 appear to represent the same person because: same last name, it is believed middle name was used, same parents, same death location in narrative, merge result of collaboration with another.