Alfred DECAEN (1820-1902). L.A.S., Paris November 27, 1889, to General Saussier, Military Governor of Paris; 1 page in-4. "Executing the painting representing the Revue of July 14, 1889, I have the honor of requesting from your benevolence the authorization to make a study of a mounted city guard. You were kind enough, my general, to grant me a similar favor in August for the colonial troops; two hours would be enough for me to make the drawing I would need." ....