List of problems by Vreughenhil, D (1 to 3 of 3)

PID Years Kings Stip Award Source
72733 1936 a7f6 #2 None Tijdschrift vd KNSB
73116 1936 g7c6 #2 None Tijdschrift vd KNSB
73693 1938 e8e4 #3 None Tijdschrift vd KNSB

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