Henry Cowles Chamberlain and Mary Avery Grant Family
m. 30 May 1862 | Ebenezer Benton Chamberlain (1810-1882) 
|
 | Mary Ann Cowles (1817-1874)
|
 | Albert Barnes Chamberlain (1844-1921)  |
| Ellen Maria Chamberlain (1846-1909) |
 | William Benton Chamberlain (1847-1903) |
| Henry Cowles Chamberlain (1842-1918)
|
| Mary Avery Grant (1833- ) |
| Henry Grant Chamberlain (1865-1930) |
| Minnie Adele Chamberlain (1869- ) |
| Charles A. Chamberlin (1873-1929) |
| Alberta E. I. Chamberlain (1875-1956) |