Scope and Content of the Collection From the Collection: Seventeen mounted photographs of opera stars, many autographed to Setzler. The black and white promotional photographs are mounted on black paper with identification of the vocalist, vocal range, and sometimes the opera role performed. Collection also includes a Chicago City Opera Company season announcement from 1939-1940, an advertisement from the Chicago booking agent Frederick Barnes featuring names of all of the musicians represented, and a 1967 clipping remembering the soprano Mary...