355 NOVEMBER 30, 190] … or 20 volts? A. The voltmeter in this case is TRICAL ENGINEER ?” The lowest prices consistent with first class work, acetylene, and cheaper than kerosene. No Dirt. No Grease. No Odor. Over 100 styles. simply a very large rheostat. It therefore Send for circular containing rules for ineasure- We…
Internet Archive · Public domain (published before 1931). Free to use for anything.