1To George Washington from Poellnitz, 26 December 1789 (Washington Papers)
...of seeing the manner in which the threshing machines operates, when you shall let me...
2January 1790 (Washington Papers)
..., to see the operation of his (Winlaws) threshing Machine. The effect was—the Heads of the...
3[Diary entry: 22 January 1790] (Washington Papers)
..., to see the operation of his (Winlaws) threshing Machine. The effect was—the Heads of the...
4Memorandum Books, 1791 (Jefferson Papers)
...of the drum and beater type of threshing machine which originated in Scotland and became the...
5From George Washington to Thomas Jefferson, 21 August 1791 (Washington Papers)
...farm, to see the operation of Colo. Anderson’s threshing Machine....the new threshing machine...
6To Thomas Jefferson from George Washington, 21 August 1791 (Jefferson Papers)
Anderson’s threshing machineAnderson’s threshing machine
7To George Washington from Tobias Lear, 2 October 1791 (Washington Papers)
...GW’s inspection on 22 Aug. of Alexander Anderson’s threshing machine, see
8From Thomas Jefferson to Thomas Pinckney, 24 June 1792 (Jefferson Papers)
...as to procure a model of those parts of the threshing machine (spoken of in
9From Thomas Jefferson to Thomas Pinckney, 8 November 1792 (Jefferson Papers)
...trouble you with the commission for the threshing machine, which I shall be happy to recieve...
10Memorandum Books, 1793 (Jefferson Papers)
...the drum and beater type of threshing machine which, with its modifications, has been...