Details of exhibit
- Exhibition:
- 1884 [Twenty-ninth] Photographic Society of Great Britain Exhibition
- Exhibit title:
- Universal Patent Self-Centring Lantern Slide Carrier, ...
- Exhibitor:
- R. Beard
- Exhibit No.:
- 643
- Description:
- registering circular or square shape pictures
- Exhibit type:
- Photographic equipment and supplies
- Process:
- [Not Listed] ()
- Award:
- none
