3 Pages in Charles Darwin's Library associated with "geology - pool"

On the domesticated animals of the British islands.
By: Low, David.
Publication info: London :Longman, Brown, Green & Longmans,1845.
Pages: Page 746
On the variation of species.
By: Wollaston, Thomas Vernon.
Publication info: London :John Van Voorst,1856.
Pages: Page 31
Principles of geology.
By: Lyell, Charles.
Publication info: London :John Murray,1837.
Volume: v.3
Pages: Page 57