Josiah Giffen Coates , b: 1839, d: 1914, buried Platte City Cemetery, Platte, Charles Mix, SD. married Georgia Heaton. Georgia was born 29 January 1871 at Dixon, Lee, IL, to James Abram Heaton and Anna Margaret Hetler. She died 22 May 1964, and is buried with her husband in the Platte City Cemetery, Platte, Charles Mix, SD.
They had three children:
1. Amber Lillian Coates, born 07 June 1892.
2. James Giffin Coates, born 07 Sept 1893.
3. Leonard Coates, born 21 July 1897