Widowed at death, died in Mingo, father John R. Knostman born Hanover Germany, and Elizabeth Groves born in VA. Informant was Mrs. Irvin Hays of Mingo. Buried Colfax Cemetery in Colfax, Block 25, Plot 81. Section to right of veterans memorial

1850 Census with father says he was born in Germany, however, father immigrated here in 1840
1870 FC Poweshiek, Jasper, Iowa with Henry 23, Ginney T. 19
1880 Poweshiek, Jasper, Iowa with J.H. 33, Jennie 28, Frank 9 and Clara 7
1890 registered to vote in San Francisco, CA age 43
1900 FC Poweshiek, Jasper, Iowa John 53, Jennie T. 50
1910 FC Poweshiek, Jasper, Iowa with John H. 63 and Jennie 59

1920 8 January FC Long Beach, Los Angeles, CA John 73 is widowed and living with Irving J. Hay 52 and his daughter Clara B. 47
1920 3 January Federal Census, Poweshiek, Jasper, Iowa. Henry Knostman 73 and widowed. In home is Clara B. 45 and son-in-law Irvin J. 51

Henry was the son of John Rudolph Knostman & Elizabeth Groves. He married Jennie Penquite. They were the parents of Frank, Clara, & possibly others.20