From:
Sir John Herschel
To:
Photographic News
Date:
[16 January 1866]
Source of text:
Photographic News, 10 (Jan. 19, 1866), 35
Summary:
Reveals the solution to a cipher given in JH's 1865-12-28 letter to PN.
Contributor:
John Herschel Project
Showing 1–2 of 2 items
Reveals the solution to a cipher given in JH's 1865-12-28 letter to PN.
Quotes from an 1840 publication by JH to show JH's priority over a recent request for a patent for 'Magic pictures.' Recounts some recent photographic experiments by JH on the action of light on platinum.