1July 1786 (Washington Papers)
...the previous year (see 15 Aug. 1785). The Hessian fly ( ..., was called the Hessian fly in the...
2[Diary entry: 22 July 1786] (Washington Papers)
...the previous year (see 15 Aug. 1785). The Hessian fly ( ..., was called the Hessian fly in the...
3From George Washington to Samuel Chamberline, 3 April 1788 (Washington Papers)
GW is referring to the Hessian fly.
4To George Washington from Richard Peters, 27 June 1788 (Washington Papers)
The Hessian fly
5From James Madison to Thomas Jefferson, 24 July 1788 (Madison Papers)
...which goes under the name of the Hessian fly. It made its first appearance several...
6To Thomas Jefferson from James Madison, 24 July 1788 (Jefferson Papers)
...which goes under the name of the Hessian fly. It made its first appearance several...
7To George Washington from George Morgan, 31 July–5 August 1788 (Washington Papers)
...dabbling in science and writing articles, most notably on the Hessian fly. See particularly
8From George Washington to George Morgan, 25 August 1788 (Washington Papers)
...I have heard of the ravages of the Hessian fly on the wheaten Crops in the States East...
9From George Washington to Richard Peters, 7 September 1788 (Washington Papers)
...perish after, frosts? Against this, and the Hessian-fly, if it has advanced so near you,...
10To George Washington from Samuel Powel, 9 September 1788 (Washington Papers)
...the Pennsylvania Council’s action regarding the Hessian fly. A resolve of the council on 4...