born as Idek Trzmiel, but some sources also list the name Jacek Trzmiel (the word in Polish means bumblebee) into a Jewish family, the son of Abram Josef Trzmiel and Rifka Bentkowska. The whole family lived on A. Napiórkowskiego Street (today S. Przybyszewskiego Street) in Górniak district in Lódz.

After