He was grandfather of Michael Tilson Thomas, the
conductor of the San Francisco Symphony.
Was to have been played on Broadway by Robert Preston in the musical play "The
Prince of Grand Street." The show closed in pre-Broadway tryouts in
early 1979. It was Preston's last stage musical.
Considered the father of Yiddish theater in America.
Rebecca Zuckersberg was a long-time mistress, but he never divorced his wife.