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From:
Edward Sabine
To:
Sir John Herschel
Date:
[22 November 1839]
Source of text:
RS:HS 15.69
Summary:

Talks of new plans for an observatory in Egypt. Encloses two letters. Has begun to compare data of the last three years from five or six observatories all over the world.

Contributor:
John Herschel Project
Document type
Transcription available