A detail of a BTH Supa Mk1 projector on display at the Projected Picture Trust's museum at the Enigma Cinema
- Date:
- 1978 - 2015
- Location:
- Enigma Cinema, West Bletchley, Bletchley Park, Milton Keynes
- Reference:
- NWC01/01/2965
- Type:
- Photograph (35mm Slide)