YOYSEF YANKELEVITSH (November 29, 1887-January 22, 1920)
He was born in Dubno, Volhynia. In 1911 he moved to Warsaw and became a leader in the illegal association of print shop workers and in the Bund. During WWI he served as secretary of the central bureau of trade unions in Warsaw. He was arrested on several occasions and imprisoned for over a year by the Germans in labor camps. After being freed, he returned to Warsaw and became active there once again in the trade union movement and in work for the Bund. He published (also using such pen names and Y. Yanek and Yoysef) articles and correspondence pieces in Di tsayt (The times) in St. Petersburg (1912-1913) and Lebens-fragen (Life issues) in Warsaw (1916-1919). He died in Warsaw.
Source: D. Mayer, in Doyres bundistn (Generations of Bundists), vol. 2 (New York, 1956), pp. 112-14.
Khayim Leyb Fuks