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Text Online
From:
John Crawfurd
To:
[unknown person]
Date:
5 April 1859
Source of text:
Royal Geographical Society: JMS/13/99
Summary:

No summary available.

Contributor:
Alfred Russel Wallace Correspondence Project
From:
John Crawfurd
To:
Erasmus Alvey Darwin
Date:
7 Aug 1863
Source of text:
DAR 161: 237, 237/1
Summary:

Forwards an enclosure for CD, at Archdeacon John Sinclair’s request [extract from J. Sinclair’s Life and works of Sir John Sinclair (1837) 2: 83–5], showing how Dr Erasmus Darwin anticipated Justus von Liebig [in recognising the importance of phosphorus-rich manures].

Contributor:
Darwin Correspondence Project