Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 581
lower velocity of the gas-currents in the large area behind the bridge-wall. This makesit necessary that there should be doors of access into the com-bustion-chamber, that it may be cleaned out at intervals, andsuch doors give also a convenient access for inspection of thatpart of the boiler. These… … G a Q. Q m
Mechanical engineering · Steam power plants
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