"Maine Marriages, 1771-1907," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:F466-VV3 : 4 December 2014), Isaac Larrabe and Rebecca Adams, 22 Jun 1820; citing Greene, Androscoggin, Maine, reference ; FHL microfilm 10,920.
"United States Census, 1850," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M6JB-486 : 9 November 2014), Isaac Larrabee, Greene, Kennebec, Maine, United States; citing family 245, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d.).