Excerpt from the Jürgen P. Melzer (2020) Wings for the Rising Sun. A Transnational History of Japanese Aviation. Harvard University Asia Center (Harvard East Asian Monographs), p.135.
"In 1935 the army established the Air Technical Research Institute (Rikugun Kōkūgijutsu Kenkyūjo) at Tachikawa...
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陸軍航空技術研究所章
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