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Manuscript

Earth Borer

Date: 1828
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...
Drawing

Embryonic Development in Plants

Date: 1876
Description: Page 11 of a speech written by Increase Lapham on embryonic development in plants. There are drawings at the top of the page.
Manuscript

Embryonic Development in Plants

Date: 1876
Description: Page 13 of a speech written by Increase Lapham on embryonic development in plants. There are drawings at the top of the page.

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