This book investigates the development and impact of the diesel locomotive on American railroads. Brian Solomon, a recognized authority on railway history, draws upon extensive archival research and technical documentation to present a comprehensive overview of the dieselization era. The work details the technological advancements, operational changes, and the eventual dominance of diesel power over steam.

The Authority Perspective: This work is recognized as a thorough and well-researched account of American diesel locomotives. Experts in railway history often cite Solomon's meticulous attention to technical detail and historical context. The book is considered an essential resource for understanding a pivotal period in transportation technology.