Text Online
From:
John Tyndall
To:
Alfred Russel Wallace
Date:
6 January 1871
Source of text:
British Library, The: BL Add. 46439 ff. 67-68
Summary:
No summary available.
Contributor:
Alfred Russel Wallace Correspondence Project
From:
John Tyndall
To:
Charles Robert Darwin
Date:
23 Feb [1871]
Source of text:
DAR 106: C5–6
Summary:
Has devised a respirator for firemen by moistening cotton wool with glycerine and adding charcoal. JT suggests the nose with its hairs and mucus is a respirator that would give protection against diseases caused by floating particles. The presence of hair and mucus is thus explained by CD’s theory.
Contributor:
Darwin Correspondence Project
From:
John Tyndall
To:
Charles Robert Darwin
Date:
1 Mar [1871]
Source of text:
DAR 106: C7
Summary:
JT suggests that Ogle call upon him so that they can arrange experiments suitable for his purpose.
Contributor:
Darwin Correspondence Project
From:
John Tyndall
To:
Charles Robert Darwin
Date:
8 Mar [1871]
Source of text:
DAR 106: C8
Summary:
Has seen Ogle. His subject [olfactory nerve tissue and absorption of odours] has often occupied JT’s attention.
Contributor:
Darwin Correspondence Project
