411327
Almira Jane Sedgwick  [Otis Sedgwick / Almira Converse]
b. February 8, 1839, Belchertown, Hampshire, Massachusetts
d. February 14, 1923, Palmer, Hampden, Massachsetts
m1 November 28, 1858, Belchertown, Hampshire, Massachusetts, Francis L Hitchcock
m2 January 2, 1862, James O Hamilton

Francis L Hitchcock  [parents unknown]
b. abt 1825, Massachusetts2
d. bef 1862, [Monson, Hampden, Massachusetts]

James O Hamilton  [parents unknown]
b. abt 1842, Massachusetts2

James O Hamilton's parents are probably John and Martha Hamilton living with James and "Jane" in the 1870 census.

Census Records:

1840 MA Hampshire, Belchertown
1850 MA Hampshire, Belchertown
1860 MA Hampden, Monson
1870 MA Hampden, Palmer

Children with James O Hamilton:

John Otis Hamilton
  b. Jun 6, 1863, Palmer, Hampden, Massachusetts
  d. November 6, 1919, Palmer, Hampden, Massachusetts
  m. June 23, 1886, Addie C Dickinson
Francis James Hamilton
  b. September 26, 1865, Palmer, Hampden, Massachusetts
  d. July 22, 1920, Palmer, Hampden, Massachusetts
  m. November 17, 1880, Josiah J Green

More about Almira Jane Sedgwick:

NHCHS collection Box 6 Folder G sheet 11
Sources:

1. The Sedgwick Collection (MSS B46) at the New Haven Colony Historical Society papers of Hubert Merrill Sedgwick, Francis Morris Sedgwick and Frederick J Sedgwick,
genealogists of the family of Robert Sedgwick (1613 - 1656)

2. Census records, any of those indicated.