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Darwin Correspondence Project

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From David Forbes   1 March 1872

Summary

Sends information on composition of chalk at Shoreham and Folkestone.

Author:  David Forbes
Addressee:  Charles Robert Darwin
Date:  1 Mar 1872
Classmark:  DAR 164: 149
Letter no:  DCP-LETT-8233

Matches: 1 hit

  • … water   Folkestone Carbonate of lime 94 . 09 — of Magnesium 0 . 31 Insoluble (rock debris) …

Kennard, C. A. (1827–1907)

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  • … as Springfield Daily Republican; Date: 09-19-1896; Page: 4; Location: Springfield, …

From Asa Gray   22 May 1877

Summary

Asked C. E. Bessey whether Lithospermum longiflorum was dimorphic like its relatives. Encloses CEB’s reply.

Author:  Asa Gray
Addressee:  Charles Robert Darwin
Date:  22 May 1877
Classmark:  DAR 110: B53–7, DAR 165: 196
Letter no:  DCP-LETT-10969

Matches: 1 hit

  • … Corolla 1.14 Style .95 Stamens .98 Anthers .09 Pollen falling freely. Plant No 4 Flower 7 …
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letter (2)
people (1)
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1872 (1)
1877 (1)
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09 in keywords
Darwin's scientific network in Commentary
2 Items

Charles Harrison Blackley

Summary

You may not have heard of Charles Harrison Blackley (1820–1900), but if you are one of the 15 million people in the UK who suffer from hay fever, you are indebted to him. For it was he who identified pollen as the cause of the allergy. Darwin was…

Matches: 1 hits

  • … of pollen grains by a dilution method.  In his letter of 9 March 1877 , Darwin wrote: ‘Your …

Mary Treat

Summary

Mary Treat was a naturalist from New Jersey who made significant contributions to the fields of entomolgy and botany. Over the period 1871–1876, she exchanged fifteen letters with Darwin - more than any other woman naturalist.

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  • … Mary Treat was a naturalist from New Jersey who made significant contributions to the fields of …