From the description of Autograph letters signed (12), dated : New York and Northern Harbor, Maine, 1930-[1935], and [n.d.], to Mrs. Melbert [i.e. Mary Flagler] Cary, 1930-[1935], and [n.d.]. (Unknown). WorldCat record id: 270582348From the description of Autograph letters signed (3), dated : New York, 9 November [1927] and [n.d.], and New Orleans, 3 March [n.y.], to Harry Harkness Flagler, 1927 Nov. 9, n.d., and Mar. 3 [n.y.]. (Unknown). WorldCat record id: 270582354