JOHN RICE MICHAEL LIPTON ROBIN MATTHEWS CHESS PROBLEMS INTRO to ART 1963 SCHACH

JOHN NIEMANN HELPMATES CHESS PROBLEMS 1977 CHESS SCHACH ECHECS

VACLAV CISAR CHESS PROBLEMS 2002 ECHECS SCHACH

WINCOR BAROQUE CHESS OPENINGS 1972 SCHACH ECHECS SCACCHI

VLADIMIR NABOKOV POEMES & PROBLEMES POEMS & PROBLEMS 1999 CHESS SCHACH ECHECS

JOHN RICE MICHAEL LIPTON BARRY BARNES TWO-MOVE CHESS PROBLEMS 1966 ECHECS SCHACH

CAREL MANN CHESS STUDIES & PROBLEMS 1991 VAN REEK ECHECS SCHACH

KENNETH HOWARD CHESS PROBLEMS 1965 ECHECS SCHACH