This volume is a collection of 16 essays on the NACA and NASA aerospace research projects that received the prestigious Robert J. Collier Trophy. From NACA achievements such as the Whitcomb Area Rule and the NACA Engine Cowling to NASA landmarks such as the first Space Shuttle flight and the Hubble Space Telescope's first servicing mission, this book covers a variety of important NACA/NASA achievements. We recommend it highly for all students interested in aerospace history.