From:
Sir John Herschel
To:
Alfred Brothers
Date:
[29 October 1864]
Source of text:
RS:HS 4.297 & 24.64
Summary:
Outlines his claim as being the inventor of the hyposulfite fixing process.
Contributor:
John Herschel Project
Showing 1–4 of 4 items
Outlines his claim as being the inventor of the hyposulfite fixing process.
Is preparing a lecture on photography and wonders if JH was the inventor of the hyposulfite fixing process.
Is grateful for his letter regarding the claim for the discovery of the hyposulfite fixing process.
Regarding the differences between portraits and photographs. Is sending him some magnesium for photographic purposes.