l orbits, but irregular figures such as hole round. When the globe has cooled, hold it the other contains only the vapor of the liquid in an G and D produce unsymmetrical orbits. That such expanded state, but no air at all. The liquid is intro- with a cloth and place the large end in the flame… … gons." A rotagon is a plane figure whose perimeter A SIMFLE HEAT MOTOB. is composed of an odd number of circular arcs such BOTAGON AFFABATTTS FOB PRODUCING GEOMETBICAL that each point where two arcs meet is the center FIGURES. liquid to the boiling point) each hole is sealed with a from which the…
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