Students learning packing of animals for mountain transportation under chief packmaster U. S. Army. Work with transverse plane table in rapid measurement and sketching of forest types and areas. Small plants used for teaching principles of treatment of timber Forestry students studying structure of commercial timbers with creosote. and methods of identification. ; ISP Operations onon sample trees in wood-lot tol determine average rate of growth for every decade. large sheet., scientific american, -1909-08-14
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