Search: 1860-1869::1869::09::01 in date 
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From:
Thomas Spencer Cobbold
To:
Charles Robert Darwin
Date:
1 Sept [1869]
Source of text:
DAR 161: 190
Summary:

Thanks CD for parasitic worms [see 6858] specimens. Supports "fact of succession".

Contributor:
Darwin Correspondence Project
From:
J[ohn] Jones
To:
Sir John Herschel
Date:
1869-[9 or 10]
Source of text:
RS:HS 10.344
Summary:

Sending tables showing the periodical occurrences of solar spots, earthquakes, volcanic eruptions, etc.; comments on his theories regarding these.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
the London Times
Date:
[1869-9 to 1870-2]
Source of text:
TxU:H/L-0129; Reel 1054
Summary:

Encloses letter regarding coinage under discussion in Parliament.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Stanley Jevons
Date:
[1869-9]
Source of text:
John Rylands University Library of Manchester
Summary:

Is unaware of experiment measuring amount of absolute error in transit measurements. Discusses matters relating to coinage and the standards underlying it.

Contributor:
John Herschel Project