TY  - BOOK
AU  - Bryant, Ralph Clement.
TI  - Logging ; the principles nad genral methods of operation in the United States
U1  - 634.982 
PY  - 1923///
CY  - New York
PB  - Wiley
KW  - Bosques
KW  - Extracción
KW  - E.U.A
ER  -