Jean-Baptiste SAY (1767–1832). Letter from the author (L.A.S.), Paris, February 7, 1816, to Jean-Jacques Paschoud, bookseller in Geneva; 1 page, in-4 format, with address. He takes stock of the copies he entrusted to Paschoud two years ago: 52 copies of the *Treatise on Political Economy* and 26 copies of the *Catechism of Political Economy*. “And since then I have not received the slightest word.” He has visited his bookstore on Rue Mazarine several times: “No news.” Since these works are about to go out of print, “I will be forced to retrieve the copies for which I have not been paid. Please be so kind as to let me know what you still have in stock and send me the proceeds from sales in Paris”... Two other autograph letters to the bookseller Paschoud are enclosed. – Auchy near Hesdin, February 2, 1810 (1/2 p., in-4, addressed): he confirms receipt of the latest volumes by Sismondi and requests the “Collection of Tales by Made de Montolieu advertised in your catalog”…; – Paris, October 25, 1819 (3/4 p., in-8), regarding a “package intended for Mlle Henriette Rath containing two volumes,” and the shipping costs...