Disambiguation evidence for Old West via surface form

"American frontier era"

Triples (3)

Triples where some other subject referred to this entity as "American frontier era".

George Davenport → historicalPeriod →
"American frontier era"
↳ resolves to Old West
ⓘ
Cheyenne region → historicalEra →
"American frontier era"
↳ resolves to Old West
ⓘ
Applegate family of pioneers → historicalEra →
"American frontier era"
↳ resolves to Old West
ⓘ