MILLAY, EDNA ST. VINCENT (1892-1950). Photograph signed ("Edna St. Vincent Millay"), by Mishkin, New York (signed in the negative), n.d. [circa 1928]. 250 x 202 mm. (9 7/8 x 7 15/16 in.) including margins. A half-length portrait of the American poet, signed on the lower portion of the image. Rare -- MOORE, MARIANNE (1887-1972). Photograph inscribed and signed ("Marianne Moore"), by GEORGE PLATT LYNES, New York (stamp on verso), n.d. [circa 1952]. 149 x 126 mm. (5 7/8 x 5 in.), a few surface scratches; matted. A striking bust portrait, inscribed and signed on the upper portion of the image: "For Professor William J. Seward Jr. from Marianne Moore, February 18, 1952." (2)