Technical School, Sioux Falls Army Air Field is a comprehensive historical account detailing the establishment, development, and operations of the Technical School at Sioux Falls Army Air Field during World War II. The book provides an in-depth look at the vital role the school played in training radio operators and mechanics for the United States Army Air Forces. Through a combination of narrative, photographs, and official documents, it chronicles the transformation of the airfield from its inception in 1942 into one of the largest and most important technical training centers in the country. The book explores the rigorous curriculum, daily routines, and the lives of both instructors and trainees, offering insights into the challenges and achievements of those who passed through its gates. It highlights the innovative teaching methods, the use of cutting-edge technology of the era, and the collaborative spirit that defined the institution. Additionally, the book delves into the social and cultural impact of the school on Sioux Falls and the surrounding community, illustrating how the influx of thousands of servicemen and women shaped local life. With detailed appendices, personal anecdotes, and a wealth of archival material, Technical School, Sioux Falls Army Air Field serves as both a tribute to the men and women who contributed to the war effort and a valuable resource for historians, military enthusiasts, and anyone interested in the legacy of World War II training programs.