Details of exhibit
- Exhibition:
- 1885 [Thirtieth] Photographic Society of Great Britain Exhibition
- Exhibit title:
- Wollaston's Diaphragmatic Shutter
- Exhibitor:
- J. Werge
- Exhibit No.:
- 750
- Exhibit type:
- Photographic equipment and supplies
- Process:
- [Not Listed] ()
- Award:
- none
