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Scientific American, Vol. 98, No. 16 (April 1908) (1908)

leaf 4

An illustration from Scientific American, Vol. 98, No. 16 (April 1908), 1908, leaf 4
niform unless ex- tensive facilities for.jStorage, are provided. The trees are felled only in certain seasons, and the regularity of shipments is further impeded by the great number of purveyors and the uncertainties of the weather. Sometimes the manufacture of blocks has to be sus- pended… … shafts, one of. which is free to turn in bearings on two Emptying the Skips of Paying Blocks. posts H, while the other is supported by chains /. In front of each tooth of the combs is a spring L. The A MACHINE THAT SAWS 240,000 WOODEN FATING BLOCKS IN A DAT.

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