Details of exhibit
- Exhibition:
- 1909 Fifty-fourth Annual Exhibition of the Royal Photographic Society of Great Britain
- Exhibit title:
- A transparency showing by means of "wedge" spectra the differing ranges of sensitiveness of the plates by the firm
- Exhibitor:
- Wratten & Wainwright, Ltd.
- Section:
- Photographic Apparatus and Material
- Group Title:
- Makers of Ordinary and Colour-sensitive Plates and of Light-filters and Dark-room Safelights for all purposes
- Exhibit No.:
- [865]
- Exhibit No. 2:
- [11]
- Exhibit type:
- Photograph
- Process:
- [Not Listed] ()
- Award:
- none
