From Isaac Briggs to James Wilkinson, 10 January 1807
Washington City 10 of the 1 mo. 1807
My dear Friend,
The President directs me to say to thee;—“Three days ago, a pilot-boat, sent by the conspirators, left New York for New Orleans; You must catch her and examine all the papers she may contain, or those who have gone in her may have in possession.”
Isaac Briggs
the Clitus
241.16 96.29 155.34,
361.14 T 108.18 226.32 365.33 317.3 365.33 361.18;— “363.39 96.28 11.28 271.28-40.15, 323.19t 49.28 361.14 80.31s, 212.12 244.9- ⊙ 151.4 244.9-432.14; 406.13 240.19 55.16 174.26 16.8 134.21 12.20 174.26 361.14 259.27s 326.19 226.19 81.17, 252.10 363.11 401.30 172.24 164.13 187.5 174.26 326.19 172.24 187.5 278.23.”
[one line of symbols]
160.5 [one line of symbols]
[Note by TJ:]
this cypher is established between Genl Wilkinson and mr Briggs
the key is Penyl, English Dictionary. printed by Brynberg. Wilmington, Del. 1804.
deduct always 58. from the page, in order to express the page.
when a dot is over a number it refers to the second column in the page.
DLC: Papers of Thomas Jefferson.