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To C. H. Blackley   9 March 1877

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.

Author:  Charles Robert Darwin
Addressee:  Charles Harrison Blackley
Date:  9 Mar 1877
Classmark:  Yale University Medical Historical Library, Harvey Cushing / John Hay Whitney Medical Library (MMS)
Letter no:  DCP-LETT-10886

Matches: 20 hits

  • … To C.  H.  Blackley   9 March 1877 …
  • … Darwin, C. R. Blackley, C. H. …
  • … Medical Library (MMS) Charles Robert Darwin Down 9 Mar 1877 Charles Harrison Blackley
  • … very small amounts of pollen that could cause hay fever; see Blackley 1882 , pp. 608–9. …
  • … Bibliography Blackley, Charles Harrison. 1873. Experimental researches on the causes and …
  • … London: Bailliere, Tindall & Cox. Blackley, Charles Harrison. 1879. On the methods and the …
  • … British Homoeopathic Society 8: 118–34. Blackley, Charles Harrison. 1882. On the influence …
  • … An offprint of Blackley’s paper ‘New observations on hay-fever, with new experiments on …
  • … with the discussion of the paper before the British Homoepathic Society ( Blackley 1879 ). …
  • … In Blackley 1879 , pp. 129–31, a method was described for determining the …
  • … microscope, and specially made apparatus. Blackley used this data to determine the weight …
  • … 133, he cited some of CD’s comments on Blackley 1873 (see Correspondence vol. 21, letter …
  • … to C. H. Blackley, 5 July [1873] ). In Cross and self …
  • … fertilisation , pp. 376–7, CD referred to Blackley’s experiments showing that more pollen …
  • … the anthers in dry conditions than wet ( Blackley 1873 ), and cited other authors who had …
  • … plant ( Typha latifolia ), and referred to Blackley’s experiments showing that there were …
  • … for this reply on the back of his offprint of Blackley 1879 , which is now in DAR 136: 9. …
  • … preparations has not been identified, but for Blackley’s interest in Drosera (the genus of …
  • … sundews), see the letter from C. H. Blackley, 18 June 1877 . …
  • Blackley was interested in CD’s experiments showing the very small amounts of substances …

From C. H. Blackley   7 July 1873

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Summary

Thanks for copy of Wyman’s book.

His own recent researches [on pollen] at high altitudes were inspired by CD’s account in Journal of researches of distances dust may travel.

Author:  Charles Harrison Blackley
Addressee:  Charles Robert Darwin
Date:  7 July 1873
Classmark:  DAR 160: 192
Letter no:  DCP-LETT-8967

Matches: 10 hits

  • … From C.  H.  Blackley   7 July 1873 …
  • Blackley, C. H. Darwin, C. R. …
  • … DAR 160: 192 Charles Harrison Blackley Manchester 7 July 1873 Charles Robert Darwin …
  • … I Remain Dear Sir | Yours Very Truly | Cha s H Blackley Cha s Darwin Esq M.A.  F.R.S. &c …
  • … cities far away from sources of pollen ( Blackley 1873 , pp.  115–53; see also Taylor and …
  • … Walker 1973, p.  106). Evidently Blackley had not yet received CD’s letter of 5 July [ …
  • Blackley refers to Morrill Wyman’s book Autumnal catarrh ( M.  Wyman …
  • … causes and nature of catarrhus aestivus ( Blackley 1873 ). Philipp Phoebus wrote a study …
  • … in Journal of researches 2d ed. , p.  5. Blackley was sampling air at high altitudes to …
  • … Bibliography Blackley, Charles Harrison. 1873. Experimental researches on the causes and …

From C. H. Blackley   11 July 1873

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Summary

Thanks for suggestion to try effect of dry heat on pollen and for other new information on pollen. Will begin new experiments soon, hoping to cure hay-fever.

Author:  Charles Harrison Blackley
Addressee:  Charles Robert Darwin
Date:  11 July 1873
Classmark:  DAR 160: 193
Letter no:  DCP-LETT-8974

Matches: 9 hits

  • … From C.  H.  Blackley   11 July 1873 …
  • Blackley, C. H. Darwin, C. R. …
  • … DAR 160: 193 Charles Harrison Blackley Manchester 11 July 1873 Charles Robert Darwin …
  • … Dear Sir | Yours Very Sincerely | Cha s H Blackley Cha s Darwin Esq MA.  F.R.S. &c P.S.  I …
  • Blackley had published a book on the causes of hay fever; see letter …
  • … to C.  H.  Blackley, 5 July [1873] . See letter to …
  • … C.  H.  Blackley, 5 July [1873] and n.   …
  • … 3. Blackley operated homoeopathic practices at Egerton Terrace and Stretford Road in …
  • … Taylor and Walker 1973). See letter to C.  H.  Blackley, 5 July [1873] and n.  7. …

To C. H. Blackley   5 July [1873]

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)].

Author:  Charles Robert Darwin
Addressee:  Charles Harrison Blackley
Date:  5 July [1873]
Classmark:  John Hay Library, Brown University (Albert E. Lownes Manuscript Collection, Ms.84.2)
Letter no:  DCP-LETT-8965

Matches: 14 hits

  • … To C.  H.  Blackley   5 July [1873] …
  • … Darwin, C. R. Blackley, C. H. …
  • … Collection, Ms.84.2) Charles Robert Darwin Down 5 July [1873] Charles Harrison Blackley
  • … Bibliography Blackley, Charles Harrison. 1873. Experimental researches on the causes and …
  • … The year is established by the reference to Blackley 1873 . …
  • … CD refers to Blackley’s Experimental researches on the causes and nature …
  • … of catarrhus aestivus (hay-fever or hay-asthma) ( Blackley 1873 ). See letter to C.   …
  • … H.  Blackley, 14 June [1873] and n.  2. See letter from Federico Delpino, 18 June 1873 , …
  • … fertilisation , p.  381. The list appears in Blackley 1873 , p.  75. CD underlined the …
  • … see Marginalia 1: 59), taking issue with Blackley’s idea that the granular matter of the …
  • … being deposited on the microscope slide. Blackley explained the increase in hay fever as …
  • … of Science and Arts 42 (1842): 195–7. Blackley speculated about whether the transport of …
  • … could explain why patients suffered from hay fever out at sea ( Blackley 1873 , p.  148). …
  • … CD annotated this passage in Blackley 1873 ‘error? ’ ( …

From C. H. Blackley   18 June 1877

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Summary

Asks if phosphoric acid could have killed Drosera he received in a matchbox.

Author:  Charles Harrison Blackley
Addressee:  Charles Robert Darwin
Date:  18 June 1877
Classmark:  DAR 86: B12–13
Letter no:  DCP-LETT-11007

Matches: 6 hits

  • … From C.  H.  Blackley   18 June 1877 …
  • Blackley, C. H. Darwin, C. R. …
  • … DAR 86: B12–13 Charles Harrison Blackley Manchester 18 June 1877 Charles Robert Darwin …
  • … Dear Sir | Yours Very Sincerely | Cha s H Blackley Cha s Darwin Esq M.A F.R.S. Top of …
  • … of CD’s book Insectivorous plants . Blackley had been experimenting with the plant (see …
  • … letter from C. H. Blackley, 9 March 1877 and n. 4). For CD’s experiments with phosphoric …

To C. H. Blackley   14 June [1873]

Summary

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

Author:  Charles Robert Darwin
Addressee:  Charles Harrison Blackley
Date:  14 June [1873]
Classmark:  Arbor 441–2 (September–October 1982): 148
Letter no:  DCP-LETT-8943A

Matches: 6 hits

  • … To C.  H.  Blackley   14 June [1873] …
  • … Darwin, C. R. Blackley, C. H. …
  • … October 1982): 148 Charles Robert Darwin Down 14 June [1873] Charles Harrison Blackley
  • … this letter and the letter from C.  H.  Blackley, 7 July 1873 . CD’s annotated copy of …
  • … æstivus (hay-fever or hay-asthma) ( Blackley 1873 ) is in the Darwin Library–CUL (see …
  • … Bibliography Blackley, Charles Harrison. 1873. Experimental researches on the causes and …

To C. H. Blackley   14 January 1879

Summary

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

Author:  Charles Robert Darwin
Addressee:  Charles Harrison Blackley
Date:  14 Jan 1879
Classmark:  Formerly in the private collection of Dr T. B. Robinson
Letter no:  DCP-LETT-11826F

Matches: 4 hits

  • … To C. H. Blackley   14 January 1879 …
  • … Darwin, C. R. Blackley, C. H. …
  • … See letter from C. H. Blackley, 13 January 1879 . …
  • … of Dr T. B. Robinson Charles Robert Darwin Down 14 Jan 1879 Charles Harrison Blackley

From C. H. Blackley   13 January 1879

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Summary

Relates anecdote about a provincial girl’s reaction to being told men descended from monkeys.

Author:  Charles Harrison Blackley
Addressee:  Charles Robert Darwin
Date:  13 Jan 1879
Classmark:  DAR 160: 194
Letter no:  DCP-LETT-11826

Matches: 4 hits

  • … From C.  H.  Blackley   13 January 1879 …
  • Blackley, C. H. Darwin, C. R. …
  • … DAR 160: 194 Charles Harrison Blackley Manchester 13 Jan 1879 Charles Robert Darwin …
  • … repaid for my trouble Sincerely Yours | Cha s H Blackley Cha s Darwin Esq MA | FRS &c …

Blackley, C. H. (1820–1900)

Matches: 2 hits

  • … Charles Harrison Blackley 1820–1900 Surgeon. Worked extensively on the causes of hay …
  • … https://www.darwinproject.ac.uk/charles-harrison-blackley Taylor and Walker 1973. 21,25,27 …

Blackley, Charles Harrison. 1882. On the influence of infinitesimal quantities in inducing physiological action. Monthly Homœopathic Review 26: 604–18.

Matches: 1 hit

  • Blackley, Charles Harrison. 1882. On the influence of infinitesimal quantities in inducing …

Taylor, Geoffrey and Walker, Jane. 1973. Charles Harrison Blackley, 1820–1900. Clinical & Experimental Allergy 3: 103–8.

Matches: 1 hit

  • … Walker, Jane. 1973. Charles Harrison Blackley, 1820–1900. Clinical & Experimental Allergy …

Blackley, Charles Harrison. 1873. Experimental researches on the causes and nature of catarrhus æstivus (hay-fever or hay-asthma). London: Bailliere, Tindall & Cox.

Matches: 1 hit

  • Blackley, Charles Harrison. 1873. Experimental researches on the causes and nature of …

Blackley, Charles Harrison. 1879. On the methods and the instruments used in investigating the causes of hay-fever, with new experiments on the weight of pollen necessary to bring on the disorder, and new observations on the action of ozone. Annals and Transactions of the British Homoeopathic Society 8: 118–34.

Matches: 1 hit

  • Blackley, Charles Harrison. 1879. On the methods and the instruments used in investigating …

Drummond, R. B. (1832/3–1920)

Matches: 1 hit

  • … Robert Blackley Drummond 1832/3–1920 Irish-born clergyman. Unitarian minister of St Mark’s …
Document type
Addressee
Correspondent
Date
1873 (4)
1877 (2)
1879 (2)
Search:
blackley in keywords
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: 12 hits

  • … You may not have heard of Charles Harrison Blackley (1820–1900), but if you are one of the 15 …
  • … interested in hay fever. On 14 June [1873] he wrote to Blackley to thank him for his book …
  • … & mucous membrane seems to me an astonishing fact’. Blackley was a doctor, practicing in …
  • … the medical establishment.  Himself a hay fever sufferer, Blackley devised an ingenious series of …
  • … able to single out pollen as the only credible cause. Blackley investigated pollens from over …
  • … dry heat above the boiling point of water.  He also asked Blackley why he had not considered the …
  • … to be largely blown in every direction. (Letter to C. H. Blackley, 5 July [1873] ) …
  • … pressing upon me’. Darwin was fascinated by Blackley’s experiments testing whether pollen …
  • … why some sailors suffer from hay fever out at sea. Blackley flew kites at different altitudes …
  • … later work, possibly inspired by his interest in homeopathy, Blackley tried to find out the smallest …
  • … pollen grains is wonderful’. The ultimate goal of Blackley’s research remained elusive.   He …
  • … part of the task I originally set myself. Blackley tried many drugs to no avail. He had …

List of correspondents

Summary

Below is a list of Darwin's correspondents with the number of letters for each one. Click on a name to see the letters Darwin exchanged with that correspondent.    "A child of God" (1) Abberley,…

Matches: 1 hits

  • … Black, E. W. (2) Blackley, C. H. (8) …