"United States Census, 1820," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XHL5-VR4 : accessed 12 February 2017), Peter Hackenberg Jr, Freeburg in Washington, Union, Pennsylvania, United States; citing p. 115, NARA microfilm publication M33, (Washington D.C.: National Archives and Records Administration, n.d.), roll 113; FHL microfilm 181,417.
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Name Peter Hackenberg Jr
Event Type Census
Event Date 1820
Event Place Freeburg in Washington, Union, Pennsylvania, United States
Page 115