16 U.S. Code § 178 - Hotel regulations
Any hotel erected on the land sold and conveyed to the Glacier Park Hotel Company under authority of the Act of March 2, 1917, chapter 147, Thirty-ninth Statutes, page 994, shall be operated by the said Glacier Park Hotel Company, its successors and assigns under such rules and regulations as the Secretary of the Interior may prescribe for the conduct and operation of hotels within the Glacier National Park.
Section is from a proviso at the end of act Mar. 2, 1917. The preceding part of the act authorized the Secretary of the Interior to sell certain described lands to the hotel company mentioned herein and was omitted as temporary and executed.