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| Personal Author: | McCallum, D. C. (Daniel Craig), 1815-1878. |
| Publisher: | New York : Samuel T. Callahan, Steam Printers. |
| Date: | 1859 |
| Description: | 55 p. : illus. ; 23 cm. |
| Note: | Bound with other pamphlets. Binder's title: Bridges, etc. |
| Subject: | Truss bridges; Inflexible Arched Truss. |
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