Boris V. Popper (December 19, 1904 St. Petersburg – February 19, 2000 Helsinki) was a White Russian émigré living in Finland who was one of the so-called Leino prisoners. He later used the names Boris Berin-Bey and Batu Berin-Bey.
Boris V. Popper (December 19, 1904 St. Petersburg – February 19, 2000 Helsinki) was a White Russian émigré living in Finland who was one of the so-called Leino prisoners. He later used the names Boris Berin-Bey and Batu Berin-Bey. (en)
Boris V. Popper (December 19, 1904 St. Petersburg – February 19, 2000 Helsinki) was a White Russian émigré living in Finland who was one of the so-called Leino prisoners. He later used the names Boris Berin-Bey and Batu Berin-Bey. (en)