eraOfMajorOperation

P97447 predicate

Indicates the historical period during which a major operation primarily took place or was most active.

Observed surface forms (4)

Sample triples (15)

Subject Object
Argonaut Mine early 20th century
Argonaut Mine late 19th century
Cass Scenic Railroad State Park early 20th century via predicate surface "eraOfLoggingOperations"
CNJ
surface form: Central Railroad of New Jersey
19th century
CNJ
surface form: Central Railroad of New Jersey
20th century
ET&WNC Railroad corridor early 20th century via predicate surface "eraOfPrimaryOperation"
ET&WNC Railroad corridor late 19th century via predicate surface "eraOfPrimaryOperation"
Jáchymov uranium mines 1950s via predicate surface "periodOfIntensiveOperation"
Jáchymov uranium mines Cold War via predicate surface "periodOfIntensiveOperation" NERFINISHED
Jáchymov uranium mines late 1940s via predicate surface "periodOfIntensiveOperation"
Kongsberg Silver Mines 17th century
Kongsberg Silver Mines 18th century
Kongsberg Silver Mines 19th century
Oldsmobile dealerships
surface form: Oldsmobile dealership
20th century via predicate surface "timePeriodOfMajorOperation"
Oldsmobile dealerships
surface form: Oldsmobile dealership
late 19th century to early 21st century via predicate surface "timePeriodOfMajorOperation"