1Thomas Jefferson to Caspar Wistar, 17 August 1813 (Jefferson Papers)
mastodon (mammoth, Ohio); C. Wistar on [index entry]
2Caspar Wistar to Thomas Jefferson, 29 June 1813 (Jefferson Papers)
mastodon (mammoth, Ohio); C. Wistar on [index entry]
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Sort: Frequency / Alphabetical
Show: Top 2