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A century of war (1815-1914) : a précis of the world's campaigns
St. C. Stevenson, G. de, (1916)
The Great War and the transformation of the Atlantic copper trade
Delaney, Nathan, (2017)
War and the Global Economy
Publishers, Wiley-Blackwell, (2004)
Continental doctrines of sea power
Ropp, Theodore, (1943)