Plan and vertical sections of the central shaft of the Hoosac Tunnel : showing monthly progress in the beginning of the work 1865
| Title: | Plan and vertical sections of the central shaft of the Hoosac Tunnel : showing monthly progress in the beginning of the work 1865 |
| Author: | Doane, Thomas. |
| URI: | http://hdl.handle.net/2452/48689 |
| Date: | 1865 |
Files in this item
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| ocn496812712.jpg | 17.60Mb | JPEG image |
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