Putnam, J. Pickering (John Pickering), 1847-1917 · Boston, Ticknor and Co. · leaf 105
creased 5 or 10 per cent., making a total of 30 or 35 per cent. It there-fore appears from these experiments that the calorific power of the Dim-mick Heater is somewhat greater than that of the fire on the HearthHeater. But, whereas the latter threw into the room during the combus-tion of I… … Fig. 115. Section of the DimmickHeater. T 11E OPE N FIREP L A G E. T. \ 32° C, the Dimmick Heater supplied only 16.4+ (a\y X 1G-4) = 17 cubicmeters through the right-hand opening, and 17 X Vo4 =-±4 cubic metersthrough the left-hand opening, or a total of 01 cubic meters during thecombustion of 3…
Fireplaces
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