National Geographic : 1964 Jul
can lift 35 tons of timber, run it up its 20-foot boom, and stack it on a pile. Men with chisel tipped iron bars strip fibrous bark from logs. Once discarded as saw-clogging waste, the bark now goes into building insulation, mattress stuff ing, roofing felt, and oil filters. KODACHROMEBY NATIONALGEOGRAPHICPHOTOGRAPHERGEORGEF. MOI N.G.S.