Search: Herschel, John in addressee 
1860-1869::1867::04::02 in date 
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Herschel10724

From:
H. Temple Humphreys
To:
Sir John Herschel
Date:
[2 April 1867]
Source of text:
RS:HS 10.77
Summary:

Is grateful for his information. Believes he has found a way of overcoming the difficulties. Outlines his scheme for railway axles. Believes it will prove a great boon to the railways.

Contributor:
John Herschel Project

Herschel2458

From:
Edward Sabine
To:
Sir John Herschel
Date:
2 April [1867?]
Source of text:
RS:HS 15.312
Summary:

Asks JH to send an actinometer to Kew. It will be forwarded with other meteorological instruments to the Paris Exhibition.

Contributor:
John Herschel Project
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