Whitman, Charles Otis

Charles Otis Whitman an Ernst Haeckel, Chicago, 24. Januar 1897

The University of Chicago.

Jan. 24 ’97

Dear Prof. Haeckel,

Dr. Paul Carus has just delivered to me your

1) Biolog. Studien 2^d Heft.

2) Ursprung & Entwick. &c.

3) Die cambrische Stammgruppe der Echinodermen.

for which I wish to thank you. I am particularly glad to have your papers on the Gastraea-Theorie.

With best wishes for the New Year

Yours very truly

C. O. Whitman