In the 1850 census, his wife's first name was Sarah.
Sources
"United States Census, 1850," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M6VW-MGG : 29 October 2019), Robinson B Sawyer in household of George Sawyer, Smithfield, Somerset, Maine, United States; citing family 74, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d.).
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