Male, Deceased Person
1881 – 1944
Who was N. Koppelman?
He participated in Mannheim 1914 chess tournament. After the declaration of war against Russia, eleven "Russian" players were interned in Rastatt, Germany. On September 14, 17, and 29, 1914, four of them were freed and allowed to return home via Switzerland.
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on July 23, 2013