"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M3BJ-26S : accessed 5 March 2017), John Beckman, Cedar & Oakdale Townships Oakdale village, Antelope, Nebraska, United States; citing enumeration district (ED) 4, sheet 15A, family 291, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,916.
Have you taken a DNA test for genealogy? If so, login to add it. If not, see our friends at Ancestry DNA.