NABOKOV, Vladmir (1899-1977). A collection of approximately 53 autograph manuscript chess problems, n.d. [?1930s] - 30 April 1974, many signed ('Vladimir Nabokov', 'V. Nabokov', 'V.N.'), in English and Russian, the first 18 numbered as published in Poems and Problems, a further series numbered 19-28, the numbered problems noting the date and place of composition and subsequent publications, solutions usually noted on verso, sometimes with commentary ('A neat but rather pallid waiter'; 'A Christmassy self-interference freak'), with sometimes heavy emendations and cancellations, in pencil, coloured inks, coloured crayons, on 23 index cards and a variety of other sizes of paper, often scraps, 12mo - 4to, occasionally with an additional draft problem on verso, one bearing a watercolour drawing on the verso of chess pieces within a pavillion, the majority with hand-drawn grids, six envelopes; in an album, 4to. Provenance: by descent from Vladimir Nabokov.