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護謨ガッタパーチャ及バラタ
The Forest Policy Archive
樺太要覽
The Forest Policy Archive
茨城縣林業報告
The Forest Policy Archive
愛知縣北設樂郡上下津具組合村有林經營事蹟
The Forest Policy Archive
The Characteristics of Synchronous Motors
Source materials for Engineering History: The University of Tokyo Digital Archive
The Protective Action of the Ground Wire
Source materials for Engineering History: The University of Tokyo Digital Archive
The Preparation of "Lipase Powder" acting in Neutral Medium and Its Technical Application
Source materials for Engineering History: The University of Tokyo Digital Archive
Influence of the Products of Change on the Action of Lipase
Source materials for Engineering History: The University of Tokyo Digital Archive
Influence of Some Neutral Salts, Nitrogenous Matters, and Castor Seed Extract on Lipase
Source materials for Engineering History: The University of Tokyo Digital Archive
The Action of Lipase on Oxidised and Polymerised Oils
Source materials for Engineering History: The University of Tokyo Digital Archive
軍艦筑摩搭載重量一覧表
Yuzuru Hiraga Digital Archive
「軍艦金剛水雷関係事項ニ関スル件」 明治四十五年六月廿五日 井出造兵監督官 村上海軍艦政本部第一部長殿
Yuzuru Hiraga Digital Archive
by 金田技師
Yuzuru Hiraga Digital Archive
TURNTABLE FOR 21INCH TORPEDO TRANSPORT
Yuzuru Hiraga Digital Archive
ARRANGEMENT OF 2 TON BLOCKS.FULL SIZE
Yuzuru Hiraga Digital Archive
明治四十五年一月 甲板防禦材料射撃試験ノ件〔艦政本部長発呉工廠長宛〕
Yuzuru Hiraga Digital Archive
特命検閲中に気附キタル二三ノ件ニ就テ 明治四十五年五月二十八日 平賀造船少監
Yuzuru Hiraga Digital Archive
在英吉田造船監督官提出 舵ノ仕上ニ就テ報告
Yuzuru Hiraga Digital Archive
Kawachi Turning Trial
Yuzuru Hiraga Digital Archive
ChikumaTurning Trial
Yuzuru Hiraga Digital Archive