"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M9SL-5M9 : accessed 4 February 2017), Lars Lind, Fern & Rock Townships & Twps.143-144/Ranges 34-35, Hubbard, Minnesota, United States; citing enumeration district (ED) 79, sheet 4B, family 70, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,771.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M2GF-X1P : accessed 4 February 2017), Lars L Lind, Fern, Hubbard, Minnesota, United States; citing enumeration district (ED) ED 75, sheet 1B, family 12, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 706; FHL microfilm 1,374,719.
"United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MWTR-L8M : accessed 4 February 2017), Lars L Lind, Bemidji Ward 4, Beltrami, Minnesota, United States; citing ED 26, sheet 1A, line 28, family 8, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 822; FHL microfilm 1,820,822.