Details of exhibit
- Exhibition:
- 1914 Fifty-ninth Annual Exhibition of the Royal Photographic Society of Great Britain
- Exhibit title:
- The Callier-Goldberg microphotometer, side view and sectional diagram
- Exhibitor:
- André Callier
- Section:
- Scientific and Technical Photographs, &c.
- Exhibit No.:
- 345
- Exhibit type:
- Photographic equipment and supplies
- Process:
- [Not Listed] ()
- Award:
- none
