1900 KS CENSUS – Robert B. Arnold (b Nov 1880, Kansas) enumerated with parents Robert B. (b Aug 1839, Tennessee, married 32y, occupation farmer) and Mary (b Jan 1851, Tennessee, mother of 11 children, 10 living at time of census) and 4 siblings, all born in Kansas, Albert M. (b Apr 1883), Thomas M. (b Mar 1886), Lucy G. (b Feb 1888) and Sydney L. (b Jan 1891)
1910 OR CENSUS – Robert B. Arnold (29y, b Kansas, married 6y, occupation farmer) enumerated with wife Julia (23y, b Oregon, mother of 1 child, not living at time of census) and brother Thomas M. (24y, b Kansas)
WWI Draft Registration Card – Robert Burns Arnold, 37, of Rt 1, Airlie, Polk co, Oregon; born 3 Nov 1880; occupation farmer; nearest relative Annie Arnold, Rt 1, Airlie, Oregon
1920 OR CENSUS – Robert B. Arnold (39y, b Oregon, occupation farmer) enumerated with wife Anna J. (33y, b Oregon), 2 children Lera L. (4y11m, b Oregon) and Robert L. (9m, b Oregon) and father-in-law Lewis Ritner (64y, b Oregon, widowed)
1930 OR CENSUS - Robert B. Arnold, age 50, married at age 24, occupation farmer, b. Kansas, is enumerated with wife Anna, age 43, married at age 17, b. Oregon, along with Lucile, age 15, b. Oregon, Robert, age 11, b. Oregon, Verda, age 9, b. Oregon, and Debney, age 4, b. Oregon. Also enumerated with the family is Lewis Ritner, identified as father-in-law [of Robert], age 73, widowed, b. Oregon.
DISCREPANCY – The birth date on Robert’s death certificate originally read 3 Nov 1880, but was later revised to read 12 March 1859. The 1900 census and the WWI draft card show that 3 Nov 1880 was the correct date