1Enclosure: Observations on Talavera Wheat by an Unidentified Gentleman, 20 September 1818 (Jefferson Papers)
Observations of the Gentleman who procured the Wheat (called the Talevera wheat) at Wynnstay ,...
2Unidentified Correspondent, with Closing by “Thomas Dissatisfaction” to Thomas Jefferson, 8 October 1820 (Jefferson Papers)
I am once more seated to perform a duty which unintentionly has been delayed too long. But, as I...
3Enclosure: Circular on Roman Cement, [before 16 April 1821] (Jefferson Papers)
For keeping Cellars free from Water , by the use of ROMAN CEMENT. TO keep water out of the...
4Enclosure: Instructions for Contributors to Revue Encyclopédique, [before 10 July 1821] (Jefferson Papers)
Les Collaborateurs et les Correspondans de la Revue Encyclopédique et tous les Savans et...