THE ADVOCATE OF INDUSTRY, AND JOURNAL OF SCIENTIFIC, MECHANICAL AND OTHER IMPROVEMENTS. [NUMBER 44. NEW-YORK JULY 15, 1854. VOLUME IX.] the step; and upon the upper ends of the said HARRISON'S GRINDING MILL. rods, c c c, the nut, N, rests. … Disinfecting of Putrid, Noxious Gases. much worn as to be unfit for use it can be re- The following is from the " Courier and En- placed at a comparatively small expense. Se- quirer," by E. Merriam, and will be found cond, the runner is enabled to be so rigidly very efficacious for the purposes…
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