Anthony James Kemp
Coles cranes developed steadily throughout the years, every advance in engineering knowledge had been adopted and adapted to improve their efficiency. As one of the earliest manufacturers to replace steam with internal combustion engine Coles progressively developed and subsequently discarded mechanical transmission, hydraulic transmission and different types of torque converter before arriving at the ideal transmission for crane operation the Coles Variable Voltage System.
Read this work at the World Public Library (library card needed).