Valves and Bi-Valves

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Author: White, Alain Campbell (1880-1951) and George Hume

Year: 1930

Publisher: The Chess Amateur

Place: Stroud


176 pages with frontispiece, diagrams and index. Small octavo (7 1/2" x 5") bound in original publisher's red cloth with gilt lettering to spine and cover. A C White's Christmas series volume XXXVIII with Christmas greetings tipped in. (Betts: 31-16) First edition.

White's introduction discusses this area of problem strategy (Valve: where a move, made by black, opens one line and closes another, both affected lines being black; bi-valves: where the lines affected radiate from two black pieces instead of one). 139 examples follow (51 two-movers, 85 three-movers, 3 four-movers) with full solutions. Includes and index of composers.


Spine and edges heavily sunned, previous owner's pictorial chess book plate on front paste down, marginalia and stamps, lightly soiled, hinges lightly rubbed else a very good copy.