hot acety- able to work out, the films indeed not only affording a all authorities on acetylene, as heat causes the poly- lene has not only a low light-value, but its use is need- striking instance of mathematical prediction, but even merization of the gas atoms with loss of lighting power. lessly… … sure of the fluid. When the pressure of the fluid pass- ing through the ports in the upper chamber exceeds that of the air in the lower chamber, the diaphragm is fig. 2.—SECTION OF THE GENEBATOB. Fig. 3.—THE " NOBTHLIOHT " ACETYLENE-GAS depressed, thus causing the spindle to close the double…
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