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Scientific American, Vol. 79, No. 9 (1898) (1898)

leaf 3

An illustration from Scientific American, Vol. 79, No. 9 (1898), 1898, leaf 3
d in turn by dis- In the attachment illustrated, a shield-like device is would give a less sudden initial acceleration to the pro- charges of cotton-powder, four ounces being used in provided which is formed to receive the seam and which jectile, with a more uniformly sustained subsequent each… … SEAM-RIPPER ATTACHED TO A SEWING MACHINE. from which the sample has been taken. From the borhood. In 1895 the Germans resumed the explora- bottom of the casing a post rises upon which a cone- tion of the region in behalf of the Berlin Museum, at shaped wheel is mounted torotate. This cone-shaped…

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