TY - BOOK AU - Noakes, G. R. TI - A text-book of electricity and magnetism U1 - 537 PY - 1941/// CY - London PB - Macmillan and co. KW - Electricity KW - Magnetism N1 - "Answers": p. 509-513; 2nd ed.repr. 1950; Includes bibliographical references ( p. vii-viii.) ER -