The GreyRock Brake Service Manual Auto Bus Truck 14th Edition 1962 by Stroup Supply NC is a comprehensive and informative service manual specifically designed for auto, bus, and truck brakes. Published in the United States in 1962 by Grey-Rock, this manual provides detailed instructions and diagrams for repairing and servicing various braking systems. With a focus on practicality and usability, this paper-based manual is a valuable resource for mechanics and vehicle owners looking to maintain and repair their vehicles effectively.