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Scientific American, Vol. 49, No. 26 (1883) (1883)

leaf 15

An illustration from Scientific American, Vol. 49, No. 26 (1883), 1883, leaf 15
5,000 Gear Wheels of this steel] now running prove its superiority over other Steel Castings Send for Se a ee ee PATENT circular and price list. FOSSIL MEAL COMPOSITION, (OLD ROLLED CHESTER STEEL CASTINGS CO., Pyrometers. Ovens, Hot Blast Pipes, For showing heat of 407 Library St., Philadelphia,… … NA'LHAN & DREYFUS, ve Print Your Own Cards 1 Send for catalogue. 92 &.94 Liberty St., New York. with our $3 Printing Press. Larger sizes W.JOHRNY This widely circulated and eplendbily illus- for circulars, etc., $8 to $75. For young trated paper is publistied weekly. Every number munity where it…

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