A supplementary note on the mould board described in a letter to Sir John Sinclair, of March 23, 1798
Contributors: Sinclair, John, Sir, 1754-1835.
Series: Early American imprints -- no. 6552.
Publisher: s.n.
Published: 1804
Place of publication: [United States
Language: eng
Format: Microform
Subjects: Plows.
Notes: Signed: Th. Jefferson.

"Inserted in the American Philosophical transactions, vol. 4, and in Maese's Domestic encyclopaedia voce plough."

Shaw & Shoemaker, 6552.

Microfiche. [New Canaan, CT: Readex Microprint, 1987-1992] 11 x 15 cm. (Early American imprints.  Second series ; no. 6552)