"New York, County Marriages, 1847-1848; 1908-1936," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q2CL-DPM2 : 22 July 2021), Hannah Whitear in entry for Thomas Ustick, 29 Dec 1772, New York, British Colonial America; citing ref. ID , county clerk offices from various counties, New York; FHL microfilm 930,131.