17 Pages in Charles Darwin's Library associated with "geographical distribution: barriers"

Naturgeschichte der Saeugethiere von Paraguay
By: Rengger, Johann Rudolph.
Publication info: Basel, Schweighauser, 1830
Pages: Page 61 Page 376
On the genesis of species
By: Mivart, St. George Jackson,
Publication info: London, Macmillan & Co, 1871
Pages: Page 145 Page 146
On the variation of species
By: Wollaston, Thomas Vernon,
Publication info: London, John Van Voorst, 1856
Pages: Page 131 Page 131 Page 132 Page 132
Principles of geology
By: Lyell, Charles, Sir,
Publication info: London, John Murray, 1837
Volume: v.3
Pages: Page 80 Page 80 Page 81 Page 81 Page 144 Page 144
The regions of vegetation, being an analysis of the distribution of vegetable forms over the surface of the globe in connection with climate and physical agents
By:
Publication info: London, G.J. Palmer, 1843
Pages: Page 47 Page 47
Researches into the physical history of mankind
By: Prichard, James Cowles.
Publication info: London, Sherwood, Gilbert & Piper, 1836
Volume: v.1
Pages: Page 57