↑ "United States Census, 1850," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MCTG-Q4T : 23 December 2020), Peter Quackenbush in household of Peter Quackenbush, Ledyard, Cayuga, New York, United States; citing family , NARA microfilm publication (Washington, D.C.: National Archives and Records Administration, n.d.)
↑ "New York State Census, 1855," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K67R-5QV : 3 March 2021), Peter Quakenbush in household of Peter Quakenbush, Ledyard, Cayuga, New York, United States; citing p. , line #9, family #136, county clerk offices, New York; FHL microfilm 1,435,218.
↑ "Michigan Deaths and Burials, 1800-1995", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:FHG3-92Z : 23 February 2021), Peter Quackenbush in entry for Robert W. Quackenbush, 1912.
↑ "Michigan Marriages, 1868-1925," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:N3P8-GHJ : 18 February 2021), Maria Morgan in entry for David C. Mclain and Hattie Quackenbush Pettit, 17 Oct 1915; citing Marriage, Cadillac, Wexford, Michigan, , Citing Secretary of State, Department of Vital Records, Lansing; FHL microfilm 4209294.