w shows that the pis-tol can be thrown down out of operative position. Automatic Engine Horse Power Indicator.—It isprobably a new idea to provide an indicator calibratedfor a steam engine of known approximate boiler pres-sure. Edmund Portier, of Kankakee, 111., is the in-ventor of the indicator.… … -^T > etcI-* HORSE POWER INDICATOR. •>y
Patents · Munn · Gasoline · York central · Scientific American · Time ago · Sewing machines · West Indies · Vertical cross · Rapid transit · American january · Horse power · Park avenue
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