↑ 1.01.1Marriage:
"Maine, U.S., Marriage Records, 1713-1922"
Maine State Archives; Cultural Building, 84 State House Station, Augusta, ME 04333-0084; 1908-1922 Vital Records; Roll Number: 36 Ancestry Sharing Link - Ancestry Record 1961 #988666
Oscar S Mathews (45) marriage to Helen C M Hazard on 30 Oct 1916 in Acton, York, Maine, USA.
1880 Census: "1880 United States Federal Census" Year: 1880; Census Place: Brunswick, Cumberland, Maine; Roll: 477; Page: 56B; Enumeration District: 024 Ancestry Sharing Link - Ancestry Record 6742 #15945137 Osca Mathews (9), single son, At School, in household of Stilson Mathews (39) in Brunswick, Cumberland, Maine, USA. Born in Maine.
1920 Census: "1920 United States Federal Census" Year: 1920; Census Place: Sanford, York, Maine; Roll: T625_651; Page: 6B; Enumeration District: 130 Ancestry Sharing Link - Ancestry Record 6061 #102679045 Oscar S Mathews Sr (48), married head of household in Sanford, York, Maine. Born in Maine.