From:
Friedrich Rolle
To:
Charles Robert Darwin
Date:
20 Nov 1868
Source of text:
DAR 176: 205
Summary:
Has little information about hens with spurs. Encloses information from Robert Oettel and C. F. Friderich, and from J. F. Blumenbach’s Vergleichende Anatomie [1805]. Recommends various German publications.
Contributor:
Darwin Correspondence Project