thicknesses of work which vary greatly, Notwithstanding the great number of patents issued week- se that one turn of the crank shall give four or more revolu by having it slide through the mortise in the bar, F, and se- ly the back work of the office is not being brought up a's it tions of the… … THE HOLTZ ELECTRICAL MACHINE. sanitary protection are not applied, the pes- two feet in diameter will yield is almost in- tilence may yet make deadly ravages. The credible to one who has not witnessed it. It watchword of the Metropolitan Board of Health, "timely, should be. The Commissioner has…
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