Details of exhibit
- Exhibition:
- 1901 Forty-sixth Annual Exhibition of the Royal Photographic Society
- Exhibit title:
- Timed Development, applied to Negatives.
- Exhibitor:
- Alfred Watkins
- Section:
- Scientific, Technical and Photo-Mechanical Exhibits
- Exhibit No.:
- 414
- Description:
- Six different brands of plates developed by appearance of image
- Exhibit type:
- Photograph
- Process:
- [Not Listed] ()
- Award:
- none
