SNYDER, Alice Ziska and Milton Valentine. Paris Days and London Nights. New York: E.P. Dutton & Company, 1921. First edition, 8vo (204 x 135mm.) (Light browning, occasional minor light spotting.) Original blue cloth blocked in gilt (extremities lightly bumped, head and foot of spine bumped and scuffed, spine darkened with old shelf reference label). Note: presentation copy signed by both authors 'Perhaps these letters will recall your days in London in the midst of the Great War' dated January 1924 to front-free endpaper. Provenance: Royal Empire Society (library bookplate to front pastedown); from the estate of the late Michael Gilkes FRCS, FRCOphth., FRGS.