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〔海軍技術研究所の研究内容に関する講演(於海軍大学校)草稿〕
Yuzuru Hiraga Digital Archive
〔「高速度艦船ノ研究ニ就テ」原稿草稿・使用図表リスト〕
Yuzuru Hiraga Digital Archive
〔「高速度艦船ノ研究ニ就テ」原稿草稿〕
Yuzuru Hiraga Digital Archive
MODEL EXPERIMENTS ON THE ELASTIC STABILITY OF SUBMARINE PRESSURE-HULLS. By Constructor Lt.-Commander Viscount T.…
Yuzuru Hiraga Digital Archive
guns in 安社.
Yuzuru Hiraga Digital Archive
Determining Steel Weight. A Method which has Proved of value
Yuzuru Hiraga Digital Archive
"Protecting Shaft Brackets. Shipbuilding Record. April 19,1928.
Yuzuru Hiraga Digital Archive
Corrosion by Sea Water. Shipbuilding and Shipping Record. May 31,1928
Yuzuru Hiraga Digital Archive
Conclusions. Marine Engineering and Shipping Age.July,1928
Yuzuru Hiraga Digital Archive
〔写真〕「昭和3.11.16御大饗第一日の儀に列する前、二条城外に於いて
Yuzuru Hiraga Digital Archive
Marging in Ship Design Shipbuilding and Shipping Record
Yuzuru Hiraga Digital Archive
誇る造艦を裏切り 意外「古鷹」に手落ち 就役後漸く九ヶ月 早くもリベットが弛む
Yuzuru Hiraga Digital Archive
〔図面(新巡洋艦計画案)〕
Yuzuru Hiraga Digital Archive
ADMIRALTY FLOATING DOCKS
Yuzuru Hiraga Digital Archive
ADMIRALTY FLOATING DOCKS
Yuzuru Hiraga Digital Archive
35000Tons 3-6-17〔他 金剛代艦基本計画資料〕
Yuzuru Hiraga Digital Archive
昭和三年十二月提案セル四連装二基二連装一基十門案 平賀造船中将〔金剛代艦・四連装砲塔搭載案の一般配置図〕
Yuzuru Hiraga Digital Archive
Turning CirCle. The Naval Military ReCord.
Yuzuru Hiraga Digital Archive
甲鉄厚サ対撃速撃角曲線 四十糎四十五口径砲
Yuzuru Hiraga Digital Archive
〔弾軸と板となす角度の関係メモ・裏面は平賀宛領収書:東京帝国大学工学部応用工学科山口美親発行〕/他
Yuzuru Hiraga Digital Archive