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Scientific American, Vol. 60, No. 20 (May 1889) (1889)

leaf 4

An illustration from Scientific American, Vol. 60, No. 20 (May 1889), 1889, leaf 4
THBASHING MACHINES. in a grooved iron plate adapted to receive them, or a Mo., the small figure being a front view showing the The illustration herewith represents a simple con- brass tube may be used as a mould, as shown in Figs. hinged parts in their folded position, without the re- struction of… … * C I I » Substances Iiiable to Spontaneous Combustion. Cotton-seed oil will take fire even when mixed with EAFFENBEBGEB'S FOLDING BOOK CASE. 35 per cent of petroleum oil, but 10 per cent of min- board or bottom shelf, to which short side pieces are eral oil mixed with 10 per cent of animal or…

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