Letter from Thomas R. Hubbard to B.J. Harrington.
Letter from S. W. Ford to B.J. Harrington regarding obituary of Billings.
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.
Letter from H.A. Roebling to B.J. Harrington.
Letter from J.J. Stevenson to B.J. Harrington.
Letter from J.J. Stevenson to B.J. Harrington.
Letter from W.J. Rohrbeck to B.J. Harrington, written from New York.
Letter from Chas.A. Bunting to B.J. Harrington.