6 Pages in Charles Darwin's Library associated with "strata/epochs - pliocene, newer"

A history of British fossil mammals and birds
By: Owen, Richard,
Publication info: London, John Van Voorst, 1846
Pages: Page 295 Page 296 Page 493 Page 512 Page 513
Principles of geology
By: Lyell, Charles, Sir,
Publication info: London, John Murray, 1837
Volume: v.4
Pages: Page 16