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Photograph

NASA Towboat Powered by Solar Division Turbine

Date: 1967
Description: NASA towboat, the "Clermont", pulling a liquid oxygen tank in the canal system of the Mississippi Test Support Department. Original caption reads (in part)...
Manuscript

Sillman Letter To Lapham

Date: 07 22 1827
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 ...

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