Search: letter in document-type 
1860-1869::1862::04::23 in date 
Sorted by:

Showing 13 of 3 items

Text Online
From:
Michael Faraday
To:
George Biddell Airy
Date:
23 April 1862
Source of text:
RGO 6/476, f.34
Summary:

No summary available.

Contributor:
Faraday Project
From:
Daniel Oliver
To:
Charles Robert Darwin
Date:
23 Apr 1862
Source of text:
DAR 173.1: 14
Summary:

Distinguishes two kinds of floral dimorphism: that affecting sexual organs and that affecting outer envelopes.

Contributor:
Darwin Correspondence Project
From:
Sir John Herschel
To:
Robert FitzRoy
Date:
[23 April 1862]
Source of text:
RS:HS 23.370
Summary:

Comments on the pressure of the atmosphere; is convinced of the effect of the full moon on weather.

Contributor:
John Herschel Project