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Scientific American, Vol. 52, No. 4 (January 1885) (1885)

leaf 4

An illustration from Scientific American, Vol. 52, No. 4 (January 1885), 1885, leaf 4
es similar to those possessed by the crossing, both during the day and night. (This prosperity. Credits have been revised, and many the sap of the agave. Papaw juice is said to be rela- construction will be clearly understood from the sec- abuses which grew up during the generous practices tively… … guide block sliding in a ly gold, but which proved TREGEA'S AUTOMATIC SIGNAL FOR RAILROAD CROSSINGS. bracket which supports the on assay to be in great lever spring; the shaft car- part spurious. The grains ries a drum between the rails. To the upper end of the other juices which contain no…

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