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A collaborative digital framework for nineteenth-century letters of science

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Herschel, Sir John in correspondent [X]
Renshaw, S. Alexander in correspondent [X]
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Collection
Author
Addressee
Correspondent
Herschel, Sir John[X]
Renshaw, S. Alexander[X]
Date
expand1869 (1)
Document type
letter (1)
Herschel2268
From:  S. Alexander Renshaw
To:  Sir John Herschel
Date:  [10 March 1869]
Classmark:  RS:HS 14.477
Summary:  

Desires advice on construction of glass prisms for Newtonian reflecting telescopes. Also asks how to test the parabolic figure of a glass speculum before silvering.

Contributor:  John Herschel Project