MISCELLANEOUS. 2 documents: - Lot 90

MISCELLANEOUS. 2 documents: Chevillard (Camille): L.A.S. to a singer, Paris January 5, 1920, 1 p. in-8°, Lamoureux concerts association letterhead: Chamillard asks him to let him know "as soon as possible the title of the aria you would like to sing as No. 2 at our concert on the 18"; Picard (Émile) (French mathematician 1856-1941): L.S. to the administrator of Petit Journal, Paris December 17 1929, 1 p. in-4°, on the letterhead of the société de secours des amis des sciences: Émile Picard, perpetual secretary of the Académie des sciences sciences and president of the société de secours des amis des sciences asks Mr. Lenicque of the Petit Journal to kindly renew in 1929 the support he granted in 1925, as the society has few resources to adequately fulfil its mission. its mission