Chapter IV: ELECTRICITY.--An Electrical Governor--A new apparatus for

preserving a constant electromotive force with varying
dynamo speed--1 illustration. 9952

Electric Launch--A French government launch with Krebs
electric motor. 9954

The electric current as a means of increasing the tractive
adhesion of railway motors and other rolling contacts.--By
ELIAS E. RIES--A full review of this important subject, with
accounts of its experimental examination. 9953