Search: letter in document-type 
1860-1869::1864::02::21 in date 
Sorted by:

Showing 12 of 2 items

From:
unknown
To:
Royal Society
Date:
21 February 1864
Source of text:
MM/14/196, Royal Society
Summary:

No summary available.

Contributor:
Royal Society
From:
Charles Pritchard
To:
Sir John Herschel
Date:
[21 February 1864]
Source of text:
RS:HS 14.89
Summary:

Richard Hodgson pursues claim to invention of the diagonal solar eyepiece while claiming that JH disclaimed the invention.

Contributor:
John Herschel Project