New York, NY: Arco Publishing Co., 1970. Richard Ward. First Edition. Soft cover. 8vo (24 x 19 cm). Unpaginated. Glossy pictorial covers with white/black titles to upper and spine. PO name to head of inside rear cover, rest of text block tight and unmarked. More about Nakajima Ki.27A-B, Manshu Ki.79A-B in Japanese Army Air Force