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This heavily illustrated and detailed history of the Harbor Defenses of San Diego on the west coast of the United States tells the story of the extensive fortifications for this important naval harbor, which reached their apex during World War II -
Complete CDSG Document Collection in PDF form for the modern era (1890-1945) Harbor Defense Fortifications built by the United States. A collection of historical documentation for each fort and military reservation arranged by defended harbor area. -
Registration for the 2026 CDSG Conference to be held ion Oahu Hawaii May 5 - 10
