Fiff. 21. LofTS in liooni. Clous Falls, New York. LOGGING. 21 In ease sueli efforts are unavailing, it is necessary to shoot thejam with dynamite. Another device resorted to where the supply ofwater is insufficient is the splash-dam. Fig. 30. The object is tomake the operator independent of… … Fiy. 22. A Sorting- Jack. Thus by one means and another, the logs are driven along untilcaught by a boom, Fig. 21. which consists of a chain of logs stretchedacross the river, usually at a mill. Since the river is a commoncarrier, the drives of a number of logging companies may float intothe mill…
Woodwork
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