From Andrew Crombie Ramsay 29 December 1858
Summary
Responds to CD’s queries about the thickness of various geological formations. [See Origin, p. 284.]
Author: | Andrew Crombie Ramsay |
Addressee: | Charles Robert Darwin |
Date: | 29 Dec 1858 |
Classmark: | DAR 205.9: 398 |
Letter no: | DCP-LETT-2387 |