The Technical World Magazine, Volume 9Technical World Company, 1908 |
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Page 455
... heat is applied from un- derneath . An off - center device holds one blade over the heat until the other cools and contracts suffi- ciently to bring the cool blade over the frame . This blade is acted upon in the same manner and in a mo ...
... heat is applied from un- derneath . An off - center device holds one blade over the heat until the other cools and contracts suffi- ciently to bring the cool blade over the frame . This blade is acted upon in the same manner and in a mo ...
Page 550
... heat can not pass through a vacuum , evaporation of the liquid is prevented . Were this insula- tion perfect , the ... heat reaching the liquid air through the walls of the flask . Heat is transmittable only by radiation and by ...
... heat can not pass through a vacuum , evaporation of the liquid is prevented . Were this insula- tion perfect , the ... heat reaching the liquid air through the walls of the flask . Heat is transmittable only by radiation and by ...
Page 610
... heat fury , covered with a solid crust , thinner in proportion than the shell of an egg . Dig down anywhere for a trifling distance of twenty- five miles and you may dip up molten granite in a ladle . Merely scratch the surface for a ...
... heat fury , covered with a solid crust , thinner in proportion than the shell of an egg . Dig down anywhere for a trifling distance of twenty- five miles and you may dip up molten granite in a ladle . Merely scratch the surface for a ...
Contents
Testing Seeds for the Farm W | 11 |
TABLE | 13 |
First Balloon Flight Across Central Alps | 23 |
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acres American apparatus balloon boat brick building built cactus carried cent Chicago clock color construction cost Crater lake cylinder electric engine fact farm feet fire four frogs glass guayule heat horse horse-power hour Hudson Bay hundred ical Illinois rivers inches invention iron Knight's Key lake lamp land larvæ light liquid air machine magnet manufacture means meerschaum ment method miles minute motor operation ordinary pass Pennywise photograph pills pipe plant plate pounds pressure produced pump radium rail railroad railway river road Ruhla sand seed ship side slide rule speed station steam steel street supply surface tank TECHNICAL WORLD MAGAZINE telegraphy thousand tical tion tons track trains trees tube turn twenty UNDERWOOD & UNDERWOOD vessel waterway weight wheels wire wireless wireless telegraph York