"New York, Births and Christenings, 1640-1962," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V2CQ-XQ2 : accessed 19 July 2015), Theunis Swart, 14 Oct 1748; citing HIGH AND LOW DUTCH REFORMED CONGREGATION,SCHOHARIE,SCHOHARIE,NEW YORK, reference ; FHL microfilm 534,210.