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Lecture on metallurgy [1]
Source materials for Engineering History: The University of Tokyo Digital Archive
Lecture on metallurgy [2]
Source materials for Engineering History: The University of Tokyo Digital Archive
Lecture on metallurgy [3]
Source materials for Engineering History: The University of Tokyo Digital Archive
Joggling and Flanging Works
Source materials for Engineering History: The University of Tokyo Digital Archive
Effect of Subdivision upon Floatation
Source materials for Engineering History: The University of Tokyo Digital Archive