mation in relation toit may be| one tooth at each revolution of wheel, F. Upon the jaws are drawn backward ; the horizontal direction{ obtained by addressing the inventor, A. M. Olds, at|the shaft of wheel Bis a cam, C, pressing against of the line from the point at which it is attached to | Box… … the sleeve, B, and ite con- pet if preferred. The air may nections, that the few DABOLL’S IMPROVED FOG ALARM. be compressed by means of pounds of grain poured first into the bag, carry down Improvement in Fog Alarms. an air engine or other suitable power, and we should the bag with the sleeve, B,…
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-751-489.webp)
