Disambiguation evidence for Second System of US seacoast defense via surface form
"Second System of U.S. coastal fortifications"
Triples (1)
Triples where some other subject referred to this entity
as "Second System of U.S. coastal fortifications".
Third System
→
follows
→
"Second System of U.S. coastal fortifications"
ⓘ
↳ resolves to Second System of US seacoast defense