Image ID: SIL-SIL7-332-01
Cite this: Darwin, Charles. 1846. Geological observations on South America : being the third part of the geology of the voyage of the Beagle, under the command of Capt. Fitzroy, R.N. during the years 1832 to 1836, London : Smith.Elder and Co.
Supplied Caption: Geological Observations on South America