1From George Washington to Arthur Young, 1 November 1787 (Washington Papers)
...had received of “the merit of Winlaws threshing machine” were “too vague to be satisfactory....
2To George Washington from Arthur Young, 1 July 1788 (Washington Papers)
threshing machine, but the accounts I have recd are too vague...
3From George Washington to John Beale Bordley, 17 August 1788 (Washington Papers)
...’s query to Arthur Young about Winlaw’s threshing machine, 1 Nov. 1787, and Young’s...
4From George Washington to Samuel Powel, 15 September 1788 (Washington Papers)
I have never seen Winlaws threshing Machine, but as the account of its utility is contained...
5From George Washington to Arthur Young, 4 December 1788 (Washington Papers)
...kind as to make respecting the threshing machines. Notwithstanding I am pretty well...