1920 US Census, Waterloo, Black Hawk, Iowa Crippen, John, 36, b. IA, parents b. IA, coal co teamster Margaret, wife, 35, b. Nova Scotia Arthur, son, 12, b. IA George, son 9 Jeanette, dau, 6
in 1918 he registered for the draft while living in Leavenworth, KS.He was married to Margaret at that time, and working as a farm laborer. Birth date.Sept 5, 1881, medium height, slender build, brown hair and eyes. (Maybe this is where the Fort Leavenworth story came from)
Online family trees give his first wife as margaret M Stripes.His parents are listed as George R Crippen and Arthura Susan Mitchel.
1900 John was living in Coggin, Linn County, Iowa, boarding as a Day laborer.
His other spouse is listed as Gladys Esther Krouse. Based on 1930 census, he would have remarried about 1925.They were living in Waterloo in 1925.