TY  - BOOK
AU  - Darwin,Charles
TI  - Geological Observations on South America
AV  - QE 
PY  - 2003///
PB  - Project Gutenberg
KW  - Beagle Expedition (1831-1836)
KW  - Geology -- South America
KW  - Mollusks, Fossil -- South America
KW  - Paleontology
N1  - Public domain in the USA; Electronic text
UR  - http://www.gutenberg.org/ebooks/3620
ER  -