Scientific American Supplement, No. 492, June 6, 1885 Summary

Everything you need to understand or teach Scientific American Supplement, No. 492, June 6, 1885.

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The Scientific American Supplement, No. 492, June 6, 1885 Study Pack contains:

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33,862 words, approx. 113 pages
II.  TECHNOLOGY.—­Improved Plaiting Machine.—­With engraving.       Self-acting Shuttle Guard.—­1 figure.     &nb... Read more