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Stewart, John in correspondent 
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From:
John Stewart
To:
Sir John Herschel
Date:
[1852]
Source of text:
Athenaeum, #1311 (Dec. 11, 1852), 1363-4
Summary:

Explains in detail his photographic method for producing landscapes on paper.

Contributor:
John Herschel Project
From:
John Stewart
To:
Sir John Herschel
Date:
[11 June 1853]
Source of text:
Athenaeum, #1341 (July 9, 1853), 83 & Journal of the Photographic Society, 1:8
Summary:

Describes a method developed by [J. J.] Heilmann of 'taking from glass negatives positive impressions of different dimensions.' Praises JH's suggestion that public records be preserved on microscopic negatives.

Contributor:
John Herschel Project
Document type
Transcription available