Complex sentence: In 1924, a 3/10 Wurlitzer was installed, and remained in the theatre until the early 1960s, when it was purchased by the former national president of the American Theatre Organ Society, Al Mason, and installed in his Michigan home.
Split into simpler sentences: In 1924, a 3/10 Wurlitzer was installed, and remained in the theatre until the early 1960s. It was purchased by the former national president of the American Theatre Organ Society, Al Mason, and installed in his Michigan home.