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From:
Charles Robert Darwin
To:
Samuel Newington
Date:
17 Sept 1875
Source of text:
American Philosophical Society (Mss.B.D25.475)
Summary:

Thanks SN for his explanation of vines.

Discusses SN’s observation on roots secreting carbonic acid.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
George John Romanes
Date:
24 Sept [1875]
Source of text:
American Philosophical Society (Mss.B.D25.476)
Summary:

Will propose GJR for membership in Linnean Society.

Discusses GJR’s grafting experiments.

Contributor:
Darwin Correspondence Project