Disambiguation evidence for Ultra via surface form

"Ultra"

Triples (3)

Triples where some other subject referred to this entity as "Ultra".

German naval Enigma → decryptionCodename →
"Ultra"
↳ resolves to Ultra
ⓘ
Allied signals intelligence → notableOperation →
"Ultra"
↳ resolves to Ultra
ⓘ
Barrel of a Gun → partOf →
"Ultra"
↳ resolves to Ultra
ⓘ