Update per 1880 U.S. Census for Bellevue, Jackson Co., Iowa:
1.JOHN NICHOLAS1 KASS was born Abt. 1843 in Luxemburg.He married CATHARINE STEINMETZ September 11, 1867 in Jo Daviess County, Illinois.She was born Abt. 1842 in Luxemburg.
Children of JOHN KASS and CATHARINE STEINMETZ are: i. ELIZABETH2 KASS, b. Abt. 1869, Iowa. ii. MARGARET KASS, b. Abt. 1870, Iowa. iii. NICHOLAS KASS, b. Abt. 1872, Iowa. iv. MARY (MAE) KASS, b. Abt. 1874, Iowa; m. KELLEY. v. FRANCES LOUISE CASS, b. August 24, 1876, Bellevue, Jackson County, Iowa; d. February 15, 1966, Nevada, Story County, Iowa; m. WILLIAM GAY WILLIAMS, August 01, 1905; b. March 01, 1873, Iowa; d. March 17, 1940, Garner, Hancock County, Iowa. vi. JOSEPHINE CASS, b. Abt. 1878, Iowa.