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Scientific American, Vol. 66, No. 8 (February 1892) (1892)

leaf 13

An illustration from Scientific American, Vol. 66, No. 8 (February 1892), 1892, leaf 13
red substances of different de- grees of, O. B. Peck 468,689 A NEW AND VALUABLE BOOK. Indicator. See Oash indicator. Electrical indi- U. S. INFALLIBLE METAL POLISH. Specific gravity, treating finely divided or pow- cator. Inhaler, C. T. Kingzett 468,347 dered substances of different degrees of, O.… … Magnetic separator, E.Ferraris 468,599 Trace protector, W. D. Reifsnider 468,692 Mail bag, C.C.Wilson 468,715 Trees, device for felling. P. H.Brown 468,384 This splendid work contains a careful compila- Mail catcher, H. A.Stevens 468,607 Tricycle, B.McCabe 468,680 tion of the most useful Receipts…

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