Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 171
By means of the stem a the oil vessel can be placed upon any kind of foot. Besides the ver; un-eijual. Constantly decreasing height of the surfece of the oil, another objection may be raised to thisarrangement, on account of the size and disadvantageous direction of the shadow, the conical…
Mechanical engineering · Mechanics · Engineering
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