Disambiguation evidence for Third System of US seacoast defense via surface form

"Third System of U.S. coastal fortifications"

Triples (4)

Triples where some other subject referred to this entity as "Third System of U.S. coastal fortifications".

Fort Gaines → era →
"Third System of U.S. coastal fortifications"
↳ resolves to Third System of US seacoast defense
ⓘ
Fort Taylor → era →
"Third System of U.S. coastal fortifications"
↳ resolves to Third System of US seacoast defense
ⓘ
Fort Jackson (Louisiana) → partOf →
"Third System of U.S. coastal fortifications"
↳ resolves to Third System of US seacoast defense
ⓘ
Fort Massachusetts (Ship Island) → era →
"Third System of U.S. coastal fortifications"
↳ resolves to Third System of US seacoast defense
ⓘ