Date: | 02 15 1830 |
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Description: | Increase Lapham's drawing of a railroad tunnel and railroad tracks. |
Date: | 1827 |
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Description: | Increase Lapham's drawing of a rig designed by Mr. Orange Dibble for removing rocks and other large debris from deep canal cuts. |
Date: | 1850 |
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Description: | Diagrams of four effigy mounds surveyed by Increase A. Lapham and W.H. Canfield in 1850. No. 1 is an unidentified animal shape, No. 2 consists of two linea... |
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