References
Census
1860 United States Federal Census, Wapello County, Iowa, population schedule, Blakesburg in Adams Township, Amador post office, page no. 134, page 722 (penned), dwelling 953, family 945, Francisco W Hardy in the household of David L Hardy; digital image, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M82T-K16 : 2 February 2014); citing FHL microfilm number 803345; citing NARA microfilm publication M653, roll 343.
1870 United States Federal Census, Wapello County, Iowa, population schedule, Adams Township, Ottumwa post office, folio 4 (back), page no. 8, dwelling 55, family 55, Frank Hardy in the household of D S Hardy; digital image, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MDK9-4G6 : 29 December 2013); citing FHL microfilm number 545921; citing NARA microfilm publication M593, roll 422.
1880 United States Federal Census, Wapello County, Iowa, population schedule, Adams Township, folio 210-A, page no. 21, dwelling 141, family 142, Frank Hardy in the household of D. L. Hardy; digital image, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MDL2-L4C : 29 December 2013); citing FHL microfilm number 1254368; citing NARA microfilm publication T9, roll 368.
1885 Iowa State Census, Wapello County, Iowa, Blakesburg City in Adams Township, page 20 [cut off] (penned, front), page 21 (stamped, back), dwelling 102, family 102, Frank Hardy; digital image, FamilySearch (https://familysearch.org/pal:/MM9.1.1/H42R-X6Z : 30 December 2012); citing FHL microfilm number 1020188, roll number not provided.
1895 Iowa State Census, Wapello County, Iowa, Adams Township, page 8 (penned, front), page 9 (stamped, back), dwelling 39, family (incorrect value on census), Frank Hardy; digital image, FamilySearch (https://familysearch.org/pal:/MM9.1.1/VTQ5-5V6 : 15 January 2013); citing FHL microfilm number 1022189, roll number not provided.