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翼桁の振動
Source materials for Engineering History: The University of Tokyo Digital Archive
宿直日誌
Documents from Komagata-mura
文書番号簿
Documents from Komagata-mura
村長引受書類綴
Documents from Komagata-mura
Torsion Test of Hollow Circular Bar
Source materials for Engineering History: The University of Tokyo Digital Archive
Inductance Calculation
Source materials for Engineering History: The University of Tokyo Digital Archive
日立製作所日立工場實習報告
Source materials for Engineering History: The University of Tokyo Digital Archive