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Heer, Oswald in correspondent 
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From:
Charles Robert Darwin
To:
Oswald Heer
Date:
28 Feb 1877
Source of text:
Landesarchiv des Kantons Glarus, Switzerland (Bestand Oswald Heer (1809–83) LAGL PA 22.A 1:14)
Summary:

Thanks for work on Fossil arctic flora.

Contributor:
Darwin Correspondence Project
From:
Oswald Heer
To:
Charles Robert Darwin
Date:
29 July 1877
Source of text:
DAR 166: 133
Summary:

Comments on Forms of flowers.

Describes his work on fossil plants collected in the Arctic.

Notes work on Ginkgo.

Contributor:
Darwin Correspondence Project