Please follow https://airuniversity.af.edu/ASPJ/Book-Reviews/Article/1869638/radar-contact-the-beginnings-of-army-air-forces-radar-and-fighter-control/.

Please follow https://airuniversity.af.edu/ASPJ/Book-Reviews/Article/1869638/radar-contact-the-beginnings-of-army-air-forces-radar-and-fighter-control/.