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Founding Era Index > Jefferson Papers Indexes > Papers of Thomas Jefferson, Index to volume 29 > T > threshing machines
Jefferson Papers Indexes | Papers of Thomas Jefferson, Index to volume 29 | T | threshing machines
– built, used by TJ [8 references]
– Washington's views on [1 reference]
– bill of scantling for [1 reference]
– improvement of [1 reference]
– leith machine [1 reference]
– T. Martin's [4 references]