日本航空(株)『日本航空20年史 : 1951-1971』(1974.02)

This shashi was compiled as part of celebrations to mark the 20th anniversary of the founding of Japan Air Lines Co., Ltd. The three volumes are divided chronologically into three periods referred to as establishment, growth, and rapid progress. Each volume is further divided into three sections: management, technology, and business environment; with each section written by external scholars in the various subjects. The supplementary volume, entitled “Koku yuso zenshi” (Early Air Transportation History) looks at the history of aviation before WWII both within Japan and around the world.