Marriage record report from Denver, CO lists John F. Robar marriage to Sadie A. Taylor 9-24-1894. 1900 Census for Cripple Creek, Teller County, CO lists John F. Robar, b. 1853; wife Sadie A, b. 1871; dau Allice[sic] C., b. 1897. This seems to be who you are seeking, but haven't pursued further. John's brother James Robar is my G Grandfather.