Hidden in Plain Sight: Musical Treasures in the Penn Library Curated by Marjorie Hassen Otto E. Albrecht Music Library University of Pennsylvania

Philadelphia Art Alliance Records The Philadelphia Art Alliance was founded in 1915 by Christine Wetherill Stevenson (1878-1922), an actress and playwright, as a center for drama, music, crafts, painting, sculpture, architecture, and literary arts. The records, which were donated to Penn in 1992, include exhibition and events files, minutes, membership records, and administrative files dating from 1915 through 1990, as well as architectural records for the Art Alliance building dating from 1906. John Cage Autograph letter to Andrew J. Seraphin 1950 In: Philadelphia Art Alliance Records Ms. Coll. 53 In this letter John Cage writes to Andrew J. Seraphin, publicity director for the Philadelphia Art Alliance, concerning an upcoming concert with Merce Cunningham. He explains his need for two pianos--so they can be prepared in advance of the performance--as well as his request for a specific Steinway model, necessary because of its specific construction.

Table of Contents Introduction Manuscript Collections: Institutions Manuscript Collections: Individuals Sheet Music Images Conducting Scores Music Manuscripts: 15th-18th Centuries Music Manuscripts: 19th & 20th Centuries Landmarks of Music Theory

Program for a John Cage-Merce Cunningham performance
Philadelphia Art Alliance, 26 April 1950
In: Philadelphia Art Alliance Records
Ms. Coll. 53