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Darwin, C. R. in correspondent 
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1870-1879 in date 
Darwin, C. R. in author 
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DCP-LETT-10886

From:
Charles Robert Darwin
To:
Charles Harrison Blackley
Date:
9 Mar 1877
Source of text:
Yale University Medical Historical Library, Harvey Cushing / John Hay Whitney Medical Library (MMS)
Summary:

Thanks for CHB’s essay [New observations on hay-fever (1877?)]. The calculation of the weight of pollen-grains is wonderful. Suggests he consult Cross and self-fertilisation, pp. 376, 405 for information on this subject.

Contributor:
Darwin Correspondence Project

DCP-LETT-11826F

From:
Charles Robert Darwin
To:
Charles Harrison Blackley
Date:
14 Jan 1879
Source of text:
Formerly in the private collection of Dr T. B. Robinson
Summary:

Thanks CHB for his anecdote about a provincial girl’s reaction to being told men descended from monkeys.

Contributor:
Darwin Correspondence Project

DCP-LETT-8943A

From:
Charles Robert Darwin
To:
Charles Harrison Blackley
Date:
14 June [1873]
Source of text:
Arbor 441–2 (September–October 1982): 148
Summary:

Thanks for sending Experimental researches. He will read it as soon as he finishes a book in hand. [See 8965.]

Contributor:
Darwin Correspondence Project

DCP-LETT-8965

From:
Charles Robert Darwin
To:
Charles Harrison Blackley
Date:
5 July [1873]
Source of text:
John Hay Library, Brown University (Albert E. Lownes Manuscript Collection, Ms.84.2)
Summary:

Comments on CHB’s book [Experimental researches on catarrhus aestivus – hay-fever or hay-asthma (1873)].

Explains that some pollens are wind-blown while others depend on insects for dispersal. Effect of pollen on skin and mucous membrane astonishing. Sends a book [M. Wyman, Autumnal catarrh (1872)].

Contributor:
Darwin Correspondence Project
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