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Herschel9285

From:
Alexander John Ellis
To:
Sir John Herschel
Date:
[9 April 1856]
Source of text:
RS:HS 7.39
Summary:

Sending his completed universal alphabet with comments.

Contributor:
John Herschel Project

Herschel7980

From:
Alexander Wight, Jr.
To:
Sir John Herschel
Date:
[9 April 1856]
Source of text:
RS:HS 18.247
Summary:

Lens safely returned. Not aware of lenses in 1851 Exhibition or of C. F. Sturm's solid lenses. Notes advantages of plate glass. Offers to make three foot by three foot square lens. Recognizes limitations for use in astronomy; hopes for other applications.

Contributor:
John Herschel Project

DCP-LETT-1852

From:
Charles Robert Darwin
To:
Thomas Henry Huxley
Date:
9 Apr [1856]
Source of text:
Imperial College of Science, Technology, and Medicine Archives (Huxley 5: 33)
Summary:

Arrangements for visit of Huxleys to Down on 26 Apr.

Contributor:
Darwin Correspondence Project
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