Jean-Baptiste de Monet, chevalier de LAMARCK (1744-1829) naturalist. P.A.S., co-signed by Antoine-Laurent de JUSSIEU, "à l'institut" 26 vendémiaire IX (18 octobre 1800); ¼page in-4. End of an appreciation of a navigator. "He is even more so by the fine voyage he executed from the South Seas, as part of the expedition which was destined to search for La Pérouse, and of which he has just published an ample relation, with many observations, on Botany, and even on all parts of natural hist.". Attached is a P.S., July 19, 1791, an accounting receipt from the Trésorerie Nationale, signed with his full name "Jean-Baptiste Pierre Antoine Demonet Delamarck".