00000nam 2200000 4500 INLIS000000000000094 20220716115859.0 220716||||||||| | ||| |||| ||eng|| 0010-072200000000094 879301449 eng 634.982 634.982 CON L Conway, Steve Logging practices : principles of timber harvesting systems Rev ed San Francisco: Miller Freeman Publications, 1982 432 hlm. ilus.24 cm. Logging - Practices