Search: Darwin, C. R. in addressee 
1860-1869::1866::01::11 in date 
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From:
Ernst Philipp August (Ernst) Haeckel
To:
Charles Robert Darwin
Date:
11 Jan 1866
Source of text:
DAR 166: 41
Summary:

Comments on CD’s health.

Discusses origin of life and differentiation of principal classes of plants and animals.

Discusses Generelle Morphologie and its chapter on embryological development.

His lectures on CD’s theory.

Asks CD for larger portrait of himself and for several copies of the small photograph. Will send photographs of German scientists in exchange.

Contributor:
Darwin Correspondence Project
From:
Jeffries Wyman
To:
Charles Robert Darwin
Date:
11 Jan 1866
Source of text:
DAR 181: 191
Summary:

Has made observations on bees’ cells. Their dimensions are not constant, nor do single bees make single cells; each one is a result of co-operation.

Contributor:
Darwin Correspondence Project