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「米国政治史に於ける土地の意義」
CPAS Takagi Yasaka Digital Archive
「雑報」
CPAS Takagi Yasaka Digital Archive
[東京帝国大学工学部鉱山学科卒業記念写真アルバム 1927(昭和2)年]
Source materials for Engineering History: The University of Tokyo Digital Archive
プロペラーの理論に就て
Source materials for Engineering History: The University of Tokyo Digital Archive
On the Strength of Airscrews
Source materials for Engineering History: The University of Tokyo Digital Archive