"United States Census, 1790," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:XHKJ-Y1L : accessed 24 January 2021), Phebe Bailey, Bucks, Pennsylvania, United States; citing p. 165, NARA microfilm publication M637, (Washington D.C.: National Archives and Records Administration, n.d.), roll 8; FHL microfilm 568,148.
Ancestry.com. Colonial and Revolutionary families of Pennsylvania : genealogical and personal memoirs [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005. Original data: Colonial and Revolutionary families of Pennsylvania : genealogical and personal memoirs. New York: Lewis Pub. Co., 1911.IMAGE, login required.