Details of exhibit
- Exhibition:
- 1890 [Thirty-fifth] Photographic Society of Great Britain Exhibition
- Exhibit title:
- Photo. Etching from Direct Positives reversed with Phenyl-thio-Carbamide
- Exhibitor:
- Col. J. Waterhouse
- Exhibit No.:
- 528
- Description:
- Rough untouched proofs, August, 1890. Special process recently described by the Inventor
- Exhibit type:
- Photograph
- Process:
- Phenyl-sulpho-urea (Photomechanical)
- Award:
- none
