Analysis of information sources in references of the Wikipedia article "Bob Fosse" in English language version.
Bob Fosse Personal Papers and Career Miscellany: Box 86E Front page of the Amundsen Log, 10/5/44 (Amundsen High School, Chicago), with banner: "Bob Fosse President"
Robert Louis Fosse was born in Chicago on June 23, 1927, the son of a vaudeville entertainer. He began performing on the vaudeville circuit as a child, and by the age of 13 he was a seasoned veteran of many burlesque shows. ...
Bob Fosse Personal Papers and Career Miscellany: Box 86E Front page of the Amundsen Log, 10/5/44 (Amundsen High School, Chicago), with banner: "Bob Fosse President"