"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MFDF-HN3 : 29 July 2017), John Wheelock in household of Darwin Wheelock, Precinct 10, Douglas, Colorado, United States; citing enumeration district ED 38, sheet 345A, NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm 1,254,090.
"California Death Index, 1905-1939," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QKSM-V9X6 : 8 November 2017), Lysander D Wheelock, 10 Jun 1908; citing 15819, Department of Health Services, Vital Statistics Department, Sacramento; FHL microfilm 1,686,047.
"United States Census, 1860", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M8LM-B2M : 19 March 2020), Leander Wheelock in entry for Darwin Wheelock, 1860.
"United States Census, 1870", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MDVX-QRF : 19 March 2020), Liencler Wheelock in entry for Darwin Wheelock, 1870.
"Find A Grave Index," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QV22-WNXQ : 13 December 2015), Lisander D Wheelock, 1908; Burial, Greenville, Plumas, California, United States of America, Greenville District Cemetery; citing record ID 76857009, Find a Grave, http://www.findagrave.com.