1II. Samuel Culper to John Bolton, 15 August (Washington Papers)
The “Ink” refers to invisible ink, or “stain” (see Culper, Jr., to...
2Enclosure: Samuel Culper, Jr., to John Bolton, 29 October 1779 (Washington Papers)
Townsend is referring to invisible ink (see
3Enclosure: Samuel Culper, Jr., to John Bolton, 29 July 1779 (Washington Papers)
...that document. Townsend acknowledged receipt of the invisible ink, which employed a stain, in...
4Silas Deane to Robert Morris and the Committee of Secret Correspondence, 23 June 1776 (Franklin Papers)
...point was apparently a communication in invisible ink, which is no longer decipherable; see...
5To Benjamin Franklin from the Chevalier de la Pleignière, 8 March 1778 (Franklin Papers)
...in Franche-Comté. He encloses his secret method of making invisible ink; try it.
6Thomas Jefferson to James Jay, 7 April 1809 (Jefferson Papers)
...American Revolution he used an invisible ink of his own invention to pass on intelligence...
7From John Jay to James Jay, 4 January 1776 (Jay Papers)
...Jay may have conducted a political correspondence in invisible ink that has not been found...
8From George Washington to James Jay, 12 May 1780 (Washington Papers)
GW is referring to invisible ink for espionage activities.
9From George Washington to James Jay, 9 April 1780 (Washington Papers)
GW sought a new supply of invisible ink for espionage activities (see
10To John Jay from Silas Deane, 2 December 1776 (Jay Papers)
written in invisible ink and rendered visible by Bendikson through the use of ultraviolet...