Career
In 1906 Kopelman set up the publishing house at 31 Nikolaevskaya Street, Street St. Petersburg with Zinovii Isaevich Grzhebin. In 1918 they moved the publishing house to Moscow, and then shut it down in 1922, when he emigrated to Berlin.
In 1906 Kopelman set up the publishing house at 31 Nikolaevskaya Street, Street St. Petersburg with Zinovii Isaevich Grzhebin. In 1918 they moved the publishing house to Moscow, and then shut it down in 1922, when he emigrated to Berlin.
He was the father of Socialist realist novelist Yury Krymov.