The manufacture of paper: being a description of the various processes for the fabrication, coloring, and finishing of every kind of paper (1886)
Davis, Charles Thomas · Philadelphia, H. C. Baird & Co.; London, S. Low, Marston, Searle & Rivington · leaf 221
211 REVOLVING BOILERS. steam. To accomplish these several and other desirable results which the old form of construction failed to attain, Mr. George F. Wilson, of East Providence, R. I., has devised and patented the following-described mechanism and appli- ances. Fig. 75. … Fig. 75, letter A, represents a view of the revolving boiler with its man-hole entrances used for filling the boiler, and others at the bottom, which, by reason of the great weight of the man-hole entrances, it has been found necessary to use as balances for the upper ones. Fig. 76 is a vertical…
Papermaking
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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