Various apparatus for alignment used in or near the central shaft
Dublin Core
Title
Various apparatus for alignment used in or near the central shaft
Subject
Tunnels -- Massachusetts -- History.
Hoosac Tunnel (Mass.) -- Photographs.
Date
2010-05-06T18:23:40Z
2010-05-06T18:23:40Z
18??
Contributor
Hurd, W. P.
Type
Image
Files
Collection
Citation
“Various apparatus for alignment used in or near the central shaft,” Digital Commonwealth , accessed June 19, 2013, http://www.digitalcommonwealth.org/items/show/13556.
Comments