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Scientific American, Vol. 37, No. 21 (1877) (1877)
leaf 9
andthe ropes of the blocks attached to the action was exercised by the oxygen upon the blood, as was between two others laid at right angles with them, the upper part of the obelisk being slackened, the obelisk gradu- indicated) by the change of color from that peculiar to whole heing bound round… … were made with another of the obelisk forward, form of fermentation, that one block to each angle; © 1877 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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