The Electronic Music Men
By: Edwina Bowe, San Francisco Chronicle (Mar 22, 1964)
Michael Callahan President of Museum Technology Source Inc. began career as teenager working with Ramon Sender, Morton Subotnick and Pauline Oliveros at the San Francisco Tape Music Center. His involvement with technology and the communication arts continues to this day. The callow youth on the left is Michael Callahan as he appeared in 1964.
San Francisco Chronicle, March 22 1964