00321nam a2200145Ia 4500003000400000005001700004008004000021040000700061041000800068082001100076100001400087245002900101260003700130300000800167OSt20220913094937.0210210b1935   xxu||||| |||| 00| 0 eng d  cAL  aeng  a538/14  aDas (M M)  aExperimental electricity  aLondonbUniversities Pressc1935  a334