Details of exhibit
- Exhibition:
- 1902 Forty-seventh Annual Exhibition of the Royal Photographic Society of Great Britain
- Exhibit title:
- Copies of Engravings
- Exhibitor:
- J. Hort Player
- Section:
- Scientific, Technical and Photo-Mechanical Exhibits
- Exhibit No.:
- 321
- Description:
- The negatives from which these positive pictures (also Nos. 323 - 326) have been printed were obtained by passing sunlight through a solution of picric acid on to the back of sensitive paper placed face downward in close contact with engravings. The positives were printed by sunlight and developed in a solution of hydroquinone, potassium iodide, and soda.
- Exhibit type:
- Photograph
- Process:
- Gelatino Chloride ()
- Award:
- none
