- UNIVERSITY Of I -X CALIFORNIA I A TREATISE ON ELECTRICITY AND MAGNETISM MAXWELL VOL. II. Honfcon MACMILLAN AND CO. PUBLISHERS TO THE UNIVERSITY OF Clareniron A TREATISE ON ELECTRICITY AND MAGNETISM BY JAMES CLERK MAXWELL, M.A. LLD. EDIN., F.R.SS.LONDON AND EDINBURGH HONORARY FELLOW OP TRINITY COLLEGE, AND PROFESSOR OF EXPERIMENTAL PHYSICS IN THE UNIVERSITY OF CAMBRIDGE VOL. II AT THE CLARENDON PRESS 1873 [All rights reserved] v. . J/VV*Wt