Letter from Thomas R. Hubbard to B.J. Harrington.
Letter from A.S. Bickmore to B.J. Harrington.
Letter from S. W. Ford to B.J. Harrington regarding obituary of Billings.
Letter, 25 July 1883
Letter, 17 December 1890
Letter, 11 December 1899
Letter, 14 February 1898
Letter, 12 February 1898
Letter, 3 June 1880
Letter, 10 April 1881