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1860-1869::1862 in date 
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Herschel8347

From:
Sir John Herschel
To:
the London Times
Date:
[13 May 1862]
Source of text:
RS:HS 19.149b
Summary:

Times of 12 May called for remedy to industrial pollution. In 1838 JH visited soda production plant near Newcastle and suggested profitable modification to fume chimneys that removed harmful vapors and generated useful compounds.

Contributor:
John Herschel Project

Herschel8934

From:
Sir John Herschel
To:
the London Times
Date:
[14 May 1862]
Source of text:
London Times (May 15, 1862), p. 11, col. 4
Summary:

Calls public attention to an inexpensive process JH devised in 1838 to eliminate noxious acid fumes coming from manufacturers of soda.

Contributor:
John Herschel Project
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