Disambiguation evidence for First System of US seacoast defense via surface form
"First System of US seacoast fortifications"
Triples (1)
Triples where some other subject referred to this entity
as "First System of US seacoast fortifications".
United States seacoast defense systems
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precededBy
→
"First System of US seacoast fortifications"
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↳ resolves to First System of US seacoast defense