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: | 07 22 1827 |
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Description: | Letter from Benjamin Sillman to Increase Lapham requesting information about the canal around the rapids of the Ohio River for inclusion in The Journal ... |
Date: | 1832 |
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Description: | Page from the handwritten index to Lapham's Notes and accounts of canals, particularly the Ohio Canal near Portsmouth, 1830-1832. |
Date: | 1833 |
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Description: | Increase Lapham's plan for the canal terminus on Portsmouth Point at the confluence of the Scioto and Ohio Rivers. |
Date: | 1828 |
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Description: | Increase Lapham's drawing and description of an earth borer for his handwritten manuscript, Notes and Accounts of Canals, Particularly the Ohio Canal Ne... |
Date: | 1849 |
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Description: | Pencil sketch of a cross-section of the Dells of the Wisconsin River. People are in a row boat in the center. Caption at bottom: "The Dells — Wisconsin Riv... |
Date: | |
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Description: | Carte-de-visite map of Wisconsin. Broken down into a grid, and includes some topography and Lake Michigan. The letters "M.C." have been written on top of t... |
Date: | 1837 |
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Description: | A pen and ink on tracing paper, hand-drawn and colored map the proposed route of the Milwaukee and Rock River Canal, ranging from the Rock River in the wes... |
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