TY  - BOOK
AU  - Darwin,Charles
TI  - The life and letters of Charles Darwin
U1  - 576.8092 23
PY  - 1896///
CY  - New York
PB  - D. Appleton and Company
KW  - Charles Darwin
KW  - Historia natural
KW  - Natural history
KW  - Ciencias básicas
KW  - Pure science
ER  -