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Memoir of John A. Dahlgren, Rear-admiral United States Navy

Madeleine Vinton Dahlgren

出版	J. R. Osgood, 1882
URL	http://books.google.com.hk/books?id=vfpBAAAAYAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN

註釋

Important discoveries made by the late Admiral Dahlgren later in his career ended in an entire reorganization of naval ordnance. These improvements, accompanied by the introduction of steam and corresponding differences in the construction of our men-of-war, essentially modified the navy life of the present day.