Search: Herschel, John in correspondent 
[Birt, William Radcliffe] in correspondent 
John Herschel Project in contributor 
1840-1849::1847 in date 
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From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[4 April 1847]
Source of text:
RS:HS 19.124
Summary:

Returns WB's proofs. Compliments WB's successes in meteorology. Barometric waves may be caused by something 'complementary' in opposite seasons or hemispheres.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[20 June 1847]
Source of text:
RS:HS 19.125
Summary:

Encourages barometer observations in Mediterranean and Atlantic. Admiralty should support B.A.A.S. request for shipboard observations. Will probably not see WB in Oxford.

Contributor:
John Herschel Project