Washington Dec. 23. 07.
Th: Jefferson presents his compliments to Doctr. Conover and his thanks for the memoir he has been so kind as to inclose him, and which he has read with satisfaction. it is always pleasing to see the discoveries in science applied to the advancement of the arts, or of the useful or ornamental purposes of life. he salutes Doctr. Conover with respect.
DLC: Papers of Thomas Jefferson.