Facts and figures concerning the Hoosac tunnel
By: [H. Haupt]
Publisher: [s.n.]
Published: 1868
Place of publication: Boston
Language: eng
Number of pages: 16
Subjects: Railroad tunnels; Estimates; H. Haupt & Co
Other titles: Hoosac Tunnel papers.
Notes: Caption title.

Introductory letter signed: H. Haupt; dated: Boston, March 12, 1868.