Jules SUPERVIELLE (1884-1960). L.A.S., April 10, 1931; 1 page and a quarter in-8. He is in Port-Cros for a few days. "I would have been happy to collaborate on this work on the French Colonies. Unfortunately, all my time is taken up at the moment by various works I have begun, and I regret very much not being able to lend you my assistance - all the more so as I have several friends among your collaborators"...