Nietvelt, Gustaaf Josephus
La Bataille, 1946
#2
10 + 7
6479 | Problemschach (Sidler) | 1968 |
5110 | Bekroonde Problemen | 2002 |
133 | The Problemist Supplement | 2008 |
23 | Die Schwalbe | 2009 |
23 | Die Schwalbe | 2011 |
136 | Problem Observer | 2015 |
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