 MaleJohn White Treadwell Nichols |
| Birth | 30 Oct 1852 | Brighton,Suffolk,Massachusetts  |
| Death | 25 Apr 1920 | Manhattan, New York City, New York, United States |
| Burial | ||
| Marriage | 21 Jun 1876 | , Boston, Massachusetts, United States |
| Father | George Nichols | F24978 Group Sheet | |
| Mother | Susan Farley Treadwell | F24978 Group Sheet | |
 FemaleMary Blake Slocum |
| Birth | 24 Aug 1854 | Brookline, Norfolk, Massachusetts, United States |
| Death | 8 Sep 1943 | "The Kettles", Cove Neck, Nassau, New York |
| Burial | ||
| Father | William Henry Slocum | F24979 Group Sheet | |
| Mother | Sarah Elizabeth Williams | F24979 Group Sheet | |
| Male John Treadwell Nichols |
| Birth | 11 Jun 1883 | Boston, Suffolk, Massachusetts, United States |
| Death | 10 Nov 1958 | |
| Burial | ||
| Spouse | Cornelia Du Bois Floyd | F24975 | |
| Marriage | 21 May 1910 | Suffolk, New York, United States |
