Autograph letter from the French physician and politician whose name became synonymous with the ‘humane’ instrument of execution whose use he proposed to the government during the French Revolution. 1 page, signed "Guillotin." March 10, 1793 ["20 Ventôse, 4ieme an la Republique Française" French Revolutionary calendar]. Inscribed at the head "Liberté, Egalité - Section Fontaine de Grenelle," a letter penned in his capacity as Commissioner of the Fontaine de Grenelle section of Paris, charged with the clothing and armament of volunteers departing to join the Northern Army, a post he held from 1793. "I the undersigned, Member of the Commission...certify that the Citoyen Pierre d'Evesque [?] is part of the Requisition..."and adding further details, docketing also with his initials to the left margin. 6 x 8 inches [16 x 20.5 cm], nicely matted and framed with red velvet surrounding a hand-colored stipple engraved portrait and a hand-colored engraving of a Revolutionary guillotine scene. Unexamined out of the original Charles Hamilton frame, but in apparently fine condition with the writing clear and distinct throughout.