Amateur mechanics ... a book for old and young who like to make things .. (1907)
Popular mechanics magazine, Chicago. [from old catalog] · Chicago, Popular mechanics · leaf 58
venly as if ithad been written. — Contributed byStewart EL Leland, Lexington, 111. To lubricate sheet metal mix 1 qt.whale oil, 1 lb. white lead, 1 pt. waterand 3 oz. finest graphite. Apply witha brush before the metal enters thedies. POPULAR MECHANICS Mechanical Tricks with Cards One of the… … edge in such a manner that all thepack -will be tapered about 1-16 in.This taper is exaggerated in the illus-tration which shows one card that hasbeen turned end for end. It is evident that any card r -in this way can be easily separatedfrom the other cards in the pack, whichmakes it possible to…
Handicraft · Amusements
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