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The American Theatre Organ Society (ATOS) is dedicated to the preservation of a unique American art form — the theatre pipe organ and its music. The membership includes musicians, technicians, and enthusiastic listeners — all devoted to the preservation and continued enjoyment of what we believe to be a national treasure.
Organized in 1955, ATOS has grown into an international society of more than 5,000 members. There are over 60 chapters in the United States and foreign countries. Members