ELECTRIC CURRENTS IN TELEPHONE AND TELEGRAPH BY J. A. FLEMING, M.A., D.Sc., F.R.S. PENDER PROFESSOR OF ELECTRICAL ENGINEERING IN THE UNIVERSITY D. VAN NOSTRAND COMPANY 23 MURRAY AND 27 WARREN STREETS 1911 |
ELECTRIC CURRENTS IN TELEPHONE AND TELEGRAPH BY J. A. FLEMING, M.A., D.Sc., F.R.S. PENDER PROFESSOR OF ELECTRICAL ENGINEERING IN THE UNIVERSITY D. VAN NOSTRAND COMPANY 23 MURRAY AND 27 WARREN STREETS 1911 |