Show WY SKY LINE LOGGING LATEST modern methods of western camps said to be cheaper and more efficient chent than the old ways in the logging camps of oregon and washington a skyline method of logging enuch Is proving provin much cheaper and more efficient than the former method ot of dragging out logs from the forest by a donkey engine and cables op operating prating on the ground says popular mechanics magazine the skyline sky line plan Is to run a cable through blocks or pulleys suspended at a great height on oil giant trees so as to form a sort of trolley line by which the logs are hoisted into the air and then hauled over the tops of ordinary trees and other obstructions to the where they are loaded aboard freight cars tor for shipment the donkey engine which operates the skyline has five drums including two for main lines and two tor for trip lines the top cable from which the tha log Is suspended is one of 0 the maln main lines while the other Is used to haul the log in operation the top cable Is lowered with its block or trolley directly over the log to be picked up it 1 is then pulled taut raising the log with it by means of a choker or steel tongs tonga in th the e a air ir a log c can a n of course be moved much faster than on oil the ground |