breaking, the remanent magnet- extreme stroke, we learn, is 8} inches, and will slot to the be made, embracing several figures. Another useful con- ism is less than in that case; on the other hand, it disap- center of 36 inches. The bar, which has a vertical adjust- trivance is the “computing… … notches a twelve sided, three an For engineers of whatever kind, eight sided, and so on; so that MACHINE AND such a calculating machine is in- a nut, for example, "of any geo- out heating the bar. The total magnetism is still greater; valuable, and no engineer’s office, electrician’s testing rcom,…
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