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From:
Samuel Birch
To:
Sir John Herschel
Date:
[9 January 1866]
Source of text:
RS:HS 5.68
Summary:

Regarding the structure and surface of the moon as revealed by stereoscopic photography.

Contributor:
John Herschel Project
From:
Samuel Birch
To:
Sir John Herschel
Date:
[16 January 1866]
Source of text:
RS:HS 5.70
Summary:

Further regarding his own theories on the surface of the moon as revealed by photography.

Contributor:
John Herschel Project
Document type
Transcription available