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Filter: Creator Name of Lapham, Increase Allen
Filter: Subject of formations (geology)
| Date: | 12 22 1830 |
|---|---|
| Description: | Increase Lapham's drawing of the geological profile between the Sandusky plains and Portsmouth, Ohio. |
| 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... |
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