7 Pages in Charles Darwin's Library associated with "strata/epochs - devonian"

Introduction á la zoologie générale.
By: Milne-Edwards, Henri.
Publication info: Paris :Victor Masson,1851.
Pages: Page 26
A manual of elementary geology.
By: Lyell, Charles.
Publication info: [s.n.] :[s.n.],1855.
Pages: Page 404 Page 424 Page 457
On the flora of Australia.
By: Hooker, Joseph Dalton,
Publication info: London :Lovell Reeve,1859.
Pages: Page xx
Principles of comparative physiology.
By: Carpenter, William Benjamin.
Publication info: London :John Churchill,1854.
Pages: Page 115
Supplement to the fifth edition of A manual of elementary geology.
By: Lyell, Charles.
Publication info: London :John Murray,1857.
Pages: Page 30