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〔外国軍艦資料〕
Yuzuru Hiraga Digital Archive
〔辞令(命海軍造船学生)〕
Yuzuru Hiraga Digital Archive
〔辞令(選特待生)〕
Yuzuru Hiraga Digital Archive
TABLES FOR DETERMINING THE RELATION BETWEEN THE INDICATED HORSE POWER, REVOLUTIONS PER MINUTE AND THE DIAMETER, PITCH…
Yuzuru Hiraga Digital Archive
水雷駆逐艇夕霧諸曲線 明治三十二年十月
Yuzuru Hiraga Digital Archive