Variable Speed

ICON Group International, Inc.

Variable-speed: Webster's Timeline History, 1948 - 2007

Elsevier Science

Variable Speed Pumping: A Guide to Successful Applications (English Edition)

Intercept Ltd

Variable Speed Electric Drives: Reminders of Electrical and Mechanical Theory, Methods Variable Speed Control: 1

CRC Press

Variable Speed Generators                        

Prentice Hall

Variable Speed Drive Fundamentals                

Isa

Variable Speed Drives: Principles and Applications for Energy Cost Savings

Variable Speed Drive                            

Variable Speed of Light Cosmology and Electromagnetism (English Edition)

The Variable Speed of Light: Time and Distance Affecting the Motion of Matter and the Vacuum Energy (English Edition)

CRC Press

Variable Speed Generators (English Edition)