From:
George Robert Gray
To:
Charles Robert Darwin
Date:
2 Apr 1868
Source of text:
DAR 84.1: 90–1
Summary:
On the changes in plumage of scarlet ibis at the zoo in breeding season.
Contributor:
Darwin Correspondence Project
From:
Johann Xaver Robert (Robert) Caspary
To:
Charles Robert Darwin
Date:
2 Apr 1868
Source of text:
DAR 161: 122
Summary:
Finds important differences between English and German versions of Variation on graft-hybrids.
Experiments and observations on submerged flowers.
Contributor:
Darwin Correspondence Project