How we are sheltered; a geographical reader (1906)
Chamberlain, James Franklin, 1869-1943 · New York, The Macmillan company; London, Macmillan & co.,ltd. · leaf 121
of the planing is done inplaning mills. When a board is to be planed, itis run between two rapidly revolving rollers.These carry it to the planes. After being planedit passes between other rollers. As it comes out^it is placed in a pile. 104 HOW WE ARE SHELTERED There are great forests on the… … Fig. 40. — Logs in a Chute. of a railroad track. Across these^ short logs,hollowed out on the top side, are placed. The logs really form roads, and are calledskids or chutes. Logs are placed on these, anddragged to a sawmill, a train, or some river. LUMBERING 105 Many logs are floated down the…
Dwellings · Readers
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