Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 83
ure, liquids, or otherwise; and in many cases the weight of the rollers themselves might be found sufficient to give the re-quired pressure without the intervention of additional pressure. The next object to which the patentee directs attention, is to the improved mode of constructing… … 233.
Mechanical engineering
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