21 SYNCHRONOUS AND NON-SYNCHRONOUS CAPACITOR MOTORS, SYNCHRONOUS AND NONSYNCHRONOUS SPLIT PHASE MOTORS, POLYPHASE MOTORS, SHUNT WOUND MOTORS, SERIES WOUND MOTORS, PARALLEL SHAFT SPEED REDUCER MOTORS, RIGHT ANGLE DRIVE GEAR MOTORS, A. C. MOTORS, D. C. MOTORS, AND CONTROL D. C. MOTORS