From:
Charles Robert Darwin
To:
William Erasmus Darwin
Date:
22 June [1866]
Source of text:
DAR 185: 15
Summary:
Polymorphism in Rhamnus.
Contributor:
Darwin Correspondence Project
From:
James Nasmyth
To:
Alexander Herschel
Date:
[22 June 1866]
Source of text:
RS:HS 13.87
Summary:
Sends a sketch and details of the great meteor seen on 20 June. Hopes that JH is enjoying the fine weather.
Contributor:
John Herschel Project
From:
Wilfred Heeley
To:
Sir John Herschel
Date:
[22 June 1866]
Source of text:
RS:HS 9.276
Summary:
Is grateful for the pamphlets on Standards and will inform him of any decisions made by the Committee. Comments on the various national standards and systems used.
Contributor:
John Herschel Project