NE FOR ORNAMENTING METAL SURFACES. skillful, intelligent operation, and the man who can do it in rotary engines, water motors, or pumps, wherein a wheel The machine shown in the engraving produces all kinds and actually does it for his employers cannot be too highly is fitted eccentrically in an… … Johnstons, 8. C. the time of contact between the tool and sur- An improved reversing and cut-off mechan- face to be finished is only momentary, the ism for steam engines has been patented by parallel lines are not obliterated by the rotary Mr. William L. Miller, of Cleveland, Ohio. action, the…
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