i“ [NUMBER 14. VOLUME VII.) end of whichis a pulley, F, from whicha belt THE Scientific American, drives the pulley, E, on the shaft of the po- CIRCULATION 16,000. lisher,C. The polisher is hung ina small PUBLISHED WEEKLY frame, the inner end of which is on a pivot At 128 Fulton street, N. Y., (Suu… … &c. The stone yard is like a hive of bees. "ced. These are great truths. Senator Gwin, shaft, C, passes, and in which it rotates; this We here present engravings of two ma- The stones are landed on the yard dock direct from California asks Congress to construct a slide is capable of moving up and…
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