Search: 1850-1859 in date 
[Birt, William Radcliffe] in correspondent 
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From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[18 April 1850]
Source of text:
RS:HS 19.140
Summary:

Returns [WB's] paper on the zodiacal light. Notes error and offers JH's ideas about light's source.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[20 June 1850]
Source of text:
RS:HS 19.141
Summary:

Attests to W. R. Birt's scientific capabilities and dependability. Regrets Birt's departure from previous position.

Contributor:
John Herschel Project