René Louiche DESFONTAINES (1750-1833), botanist,... Lot 27

René Louiche DESFONTAINES (1750-1833), botanist, director of the Museum. Autograph letter signed to Philippe Pinel (1745-1826), famous alienist doctor. 1 p. in-8. Address on the back "chief doctor of the hospice of the Salpêtrière". Paris, May 1st. Letter mounted on a larger sheet, with engraved portrait on the second sheet. "My dear colleague and friend, I had proposed to go and wish you a good party and to dine with you, but the state of discomfort I am experiencing obliges me to stay at home. Be sure that I regret very much not being able to spend some pleasant moments with you [] ".