From:
Charles Robert Darwin
To:
Edward Frankland
Date:
22 Apr [1874]
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Requests permission to call briefly to discuss Drosera.
Contributor:
Darwin Correspondence Project
From:
Edward Frankland
To:
Charles Robert Darwin
Date:
26 Apr 1874
Source of text:
DAR 164: 210
Summary:
Bullfinches’ instinctive capacity for removing nectaries from cowslips.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
28 Apr [1874]
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Thanks for letter relating to domesticated bullfinches’ instinctively cutting off cowslips [see 9430]. Suggests observing whether the birds swallow any part of flower or particular parts.
Contributor:
Darwin Correspondence Project
From:
Edward Frankland
To:
Charles Robert Darwin
Date:
30 Apr 1874
Source of text:
DAR 164: 211
Summary:
Variation in bullfinches’ instinctive ability to remove nectaries and ovaries from cowslips.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
14 May [1874]
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Requests sewage water (and oleic acid) for experiments to determine sensitivity of leaves [of Drosera].
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
20 May [1874]
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Thanks for the sewage water and the oleic acid. The former does not seem to act.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
22 July 1874
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Asks for the specific gravity of common phosphate of ammonia.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
31 Aug 1874
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Utricularia catch freshwater Crustaceans, which cannot be digested and rot in the bladders. CD is interested to identify any substance produced in the putrefaction before it is resolved into gases and salts of ammonia. He has reason to believe that the plant absorbs such products.
Contributor:
Darwin Correspondence Project
From:
Edward Frankland
To:
Charles Robert Darwin
Date:
9 Oct 1874
Source of text:
DAR 58.1: 97–8
Summary:
Sends information CD requested on phosphate of ammonia and on nitrogenous substances produced during putrefaction of animal matter.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
11 Oct 1874
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Acknowledges the information about the phosphate and about putrefaction. Regrets that there is no knowledge of the conjectured substance. [See 9671.]
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
27 Apr [1876]
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Requests permission to call upon EF any morning from Saturday through Tuesday.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
3 May 1876
Source of text:
The John Rylands Library, The University of Manchester
Summary:
His samples of earth have been sent for analysis. EF has saved CD and his son from wasted experimenting.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
[before 6 June 1876]
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Requests chemical analysis of sample of both natural and burnt soil.
Contributor:
Darwin Correspondence Project
From:
Edward Frankland
To:
Charles Robert Darwin
Date:
[before 6 June 1876]
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Sends analysis of burnt and unburnt samples.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
6 June [1876]
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Gratitude for the invaluable assistance. Is disappointed that natural soil is richer than burnt. Problem of securing sufficient chemically pure soil to test growth of plants.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
22 Nov [1878]
Source of text:
The John Rylands Library, The University of Manchester (Frankland Collection 2179)
Summary:
Asks whether he may call to discuss a chemico-physiological point.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
2 Dec [1878]
Source of text:
The John Rylands Library, The University of Manchester (Frankland Collection 2230)
Summary:
Thanks for the Blue Book [Report to the Local Government Board on the water supplied to London].
Gives instructions for sending the pure water.
Has sent for the Wenham ice.
Enjoyed his talk with EF.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
4 Jan [1879]
Source of text:
The John Rylands Library, The University of Manchester (Frankland Collection)
Summary:
Fears that the promised bottle of pure water may have been despatched or stolen in passage. [See 11768a.]
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
8 Feb 1879
Source of text:
The John Rylands Library, The University of Manchester (Frankland Collection)
Summary:
Gives results of the experiments: the leaves in most cases make the water alkaline. It cannot be ammonia. He and his son, Francis, suspect potash, which is valued as a manure. Will be grateful for the analysis EF has offered.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Edward Frankland
Date:
29 May [1879]
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Hearty thanks for the two bottles of pure water.
Contributor:
Darwin Correspondence Project