00369nam a2200145Ia 4500003000400000005001700004008004000021040000700061041001200068082001700080100002100097245005800118260003900176300000800215OSt20250113110145.0210210b1982   xxu||||| |||| 00| 0 eng d  cAL  aEnglish  a621.317 GREH  aGREEN (Charles).  aHow to Build Simple Electrical Meters and  Indicators  aIndianabHoward W Sams & Co.c1982  a128