B. was born on 5 July 1896 in New York, America. His father is the actor Leon Blank. He learned in a cheder, completing public and high school, and he learned in Columbia University. At the age of six he began to study piano, until age twelve -- theory, later completing Demrash Conservatory.

In 1919 he was assistant conductor with Peretz Sandler in Boston, and he wrote music for S. H. Kohn's operetta "Reyzl fun roksbery" (staged by Ch. Nathanson), then B. became engaged as a conductor to Al. Glickman in Chicago, and there B. wrote music for B. Rosen's operetta "Gitel", which B. staged by himself. In Detroit, with A. Littman B. already was engaged as a conductor and composer and as a co-regisseur of the operetta, and here he composed and helped staged his composition for Siegel's "Amerikaner rebbetzin", Steinberg's "Benkende hertser", Michal Goldberg's "Moshe der griner", Siegel's ""Hela shmendrik" and "Reizel mekarty", and for Freiman's operetta "Serkele kozak", then B. staged in New York's National Theatre his operetta "Lige fun palestine" (words by A. Lillian), and in 1828-9 in the Lyric Theatre his operetta "A mlkhh on a melekh" (words by A. Lillian), "Reyzele fun cheyniton (chinatown)" (words by Siegel), "Khtn khlh mazel-tov" (words by Lillian), and "Di freyelkhe moyd" (words by A. Zolotarevsky).

B. is married to actress Betty Frank.
 

M. E.