r, A, thus making the engine self-contained. The lower being fastened on either side of the lower plate. A plate, A’, rests upon the upper edge of the drum, G, piece secured to this band is situated under the which in turn rests upon the base plate ; these parts nose, and connected to pipes… … a ments, one containing a liquefied gas and the other a combustible powder and a frictionally ignitible prepar- ation for lighting it. The combustion of the powder is the east. an expedient for both liberating the gases and for gene- and the spectacle magnificent, rating additional gas and…
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