Georges MATHIEU (1921-2012). 7 L.A.S., 1965-1973, to the Duchesse de Montesquiou (née Jacqueline Fenaille); 3 pages in-4 on her letterhead and 6 cards or postcards, one with an original drawing, 3 envelopes. Thanks and greetings. September 16, 1965: after a stay at Château de Montrozier, he thanks the Duchess and would like to borrow one of her paintings: "There's a yellow and black and blue and red one that's very beautiful. Too beautiful even"... Attached is a fine autographed photograph of Mathieu (29.5 x 24 cm, Foto-Pitz in Bocholt; small split) with the autograph dedication: "to Nine, with the friendship of Mathieu 69". Plus 6 engravings, including 3 greeting cards a.s. from Frédéric Bernath (1963-1967).