Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Great Smoky Mountains National Park' has mentioned 'National Park Service' in the following places:
Occurrence Sentence Text Source
The U.S. National Park Service wanted a park in the eastern United States, but did not have much money to establish one.
Designated by the U.S. Congress in 1934 as a national park, Great Smoky Mountains National Park is managed under the authority of the Organic Act of August 25, 1916 which established the United States National Park Service.
In addition, the National Park Service has established Management Policies which provide broader direction for all National Park Service units, including Great Smoky Mountains.