Thomas Doane's improvement in air pumps, patented December 31, 1867, used at Hoosac Tunnel
Dublin Core
Title
Thomas Doane's improvement in air pumps, patented December 31, 1867, used at Hoosac Tunnel
Subject
Tunnels -- Massachusetts -- Photographs.
Hoosac Tunnel (Mass.) -- Photographs.
Date
2010-05-06T18:24:30Z
2010-05-06T18:24:30Z
1867
Contributor
Doane, Thomas.
Type
Image
Files
Collection
Citation
“Thomas Doane's improvement in air pumps, patented December 31, 1867, used at Hoosac Tunnel,” Digital Commonwealth , accessed May 23, 2013, http://digitalcommonwealth.org/items/show/13587.
Comments