From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
20 Jan 1869
Source of text:
DAR 106: B73–4
Summary:
Dedication of Malay Archipelago to CD.
Comments on scientific papers.
Contributor:
Darwin Correspondence Project
From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
30 Jan 1869
Source of text:
DAR 106: B75–6
Summary:
Argues that [general variability] of species, not single variations or sports, is basis for modification and adaptation to new conditions.
Contributor:
Darwin Correspondence Project
From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
10 Mar 1869
Source of text:
DAR 106: B77–8
Summary:
Weir’s paper on relation of protection to colour of caterpillars [Trans. R. Entomol. Soc. Lond. (1869): 21–6; (1870): 337–9] confirms ARW’s hypothesis.
Contributor:
Darwin Correspondence Project
From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
24 Mar 1869
Source of text:
DAR 84.1: 112–15
Summary:
Comments on Fritz Müller’s book [Facts and arguments for Darwin].
Responds to CD’s corrections of his work [Malay Archipelago].
Plumage of birds of paradise.
Contributor:
Darwin Correspondence Project
From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
18 Apr [1869]
Source of text:
DAR 106: B79–80
Summary:
Expands upon their differences in regard to man and the question of the existence of forces not yet recognised by science.
Contributor:
Darwin Correspondence Project
From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
23 June [1869]
Source of text:
DAR 106: B81–2
Summary:
Asks whether sexual selection could produce the changing plumules or "battledore" scales on the wings of certain butterflies.
Contributor:
Darwin Correspondence Project
From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
20 Oct 1869
Source of text:
DAR 106: B86–7
Summary:
Looks forward to Descent, though he expects to find more to differ with than in any other of CD’s books.
Problems of usefulness of incipient organs and of the independent origin of similar complex organs are real difficulties.
Plans a little book on "Distribution of animals".
Contributor:
Darwin Correspondence Project
From:
Alfred Russel Wallace
To:
Charles Robert Darwin
Date:
4 Dec [1869]
Source of text:
DAR 106: B88–9
Summary:
Inquires about arrangements for the German translation and publication of their original Linnean Society papers [Collected papers 2: 3–19].
ARW thinks he has hit upon a solution to problem of geological time.
Contributor:
Darwin Correspondence Project
