The "Regulated Power Supplies Book" by Irving Gottlieb, published in 1979, is a vintage electronic technology manual that offers insights into the realm of vintage computing. Produced by Howard W. Sams Co., Inc. in the United States, this book provides valuable information for enthusiasts and collectors looking to delve into the history and practical knowledge of electronic power supplies. With a focus on vintage technology, this manual serves as a valuable resource for those interested in the intricacies of early computing systems.