Senate. eccentric or crank, is shown in the accompanying illus- thi« very simple process. This bill requires the Superintendent of Census to give tration, and has been patented by Mr. William Geh- to every Chinaman in the country a certificate, which, ring, of the Standard Iron Works, San Diego,… … GEHRING'S VALVE FOR STEAM ENGINES. pressure. At higher pressures the quantity of sugar operating mechanism. The clock movement is con- increases, but at 20 atmospheres it is converted into structed to move the shaft which actuates the type Fig. 2 a longitudinal section of the cylinder and valve…
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