JINDRICH FRITZ SELECTED CHESS PROBLEMS 1979 ECHECS SCHACH

Werner SPECKMANN CHESS PROBLEMS MATTAUFGABEN 3 & 4 STEINEN 1979 ECHECS

Werner SPECKMANN CHESS PROBLEMS MINIATUR 2-MOVERS 1965 ECHECS

1979 BALKANIADE CHESS TOURNAMENT BIHAC ECHECS SCHACH

KENNETH HOWARD CHESS PROBLEMS 1965 ECHECS SCHACH

NEWSPAPER "DER WELT" CHESS PROBLEMS COMPOSITION JUBILEE TOURNAMENT 1998 ECHECS

WERNER SPECKMANN 600 CHESS PROBLEMS 2-MOVERS MINIATURE 1994 ECHECS

IRVING CHERNEV BRIGHT SIDE OF CHESS 1952 ECHECS SCHACH