The Wurlitzer was first installed in the Ritz cinema at Chatham in Kent and was opened by Harold Ramsay, the then Musical Director of Union Cinemas, on 22nd March 1937. 
When the cinema closed the organ was placed in storage for several years.

The Shropshire Theatre Organ Trust brought the organ and installed it in the Buttermarket in 1988.
The console is one of only three Wurlitzer organs to have the glass illuminated surround designed by Beard. The organ was re-opened on Sunday 4th December 1988 by Dudley Savage

The organ originally had 8 ranks when at Chatham. The installation at the Buttermarket was by David Pawlyn in late 1980s.  'De-luxe' Union Wurlitzer designed by Harold Ramsay, featuring double-bolster stop rail, fully-unified three manuals, comparatively rare Wurlitzer 32' resultant pedal stop and when installed in the original cinema there was a phantom piano installed on its own lift.  The organ has recently been enlarged to 10 ranks with the addition of an English Horn and Kinura

The organ has a full three manual console with ten ranks of pipes - Gamba, Gamba Celeste, Flute, Diapason, Tibia, Clarinet, Saxophone, Trumpet, Kinura and English Horn.

The Shropshire Theatre Organ Trust is a registered charity.