THE MOTORMAN AND HIS DUTIES
A Handbook of the Theory and Practice of
Electric Railway Car Operation
LTJDWIG GUTMANN Consulting Electrical Engineer
Sixth Edition Revised and Enlarged (Fourth Impression)
LAWRENCE E. GOULD Editor Electric Railway Review
McGRAW-HILL BOOK COMPANY, Inc.
239 WEST 39TH STREET, NEW YORK 6 BOUVERIE STREET, LONDON, E.C. 1907