Mount Rainier National Park shall be under the exclusive control of the Secretary of the Interior. In addition to the powers and duties enumerated in section
of this title, not inconsistent with this section, he shall make regulations providing for the preservation from injury or spoliation of all timber, mineral deposits, natural curiosities, or wonders within said park, and their retention in their natural condition. The Secretary may, in his discretion, grant parcels of ground at such places in said park as shall require the erection of buildings for the accommodation of visitors. And through the lands of the Pacific National Forest adjoining said park rights-of-way are hereby granted, under such restrictions and regulations as the Secretary of the Interior may establish, to any railway or tramway company or companies, through the lands of said Pacific National Forest, and also into said park created by section
of this title, for the purpose of building, constructing, and operating a railway, constructing and operating a railway or tramway line or lines, through said lands, also into said park. He shall provide against the wanton destruction of the fish and game found within said park, and against their capture or destruction for the purposes of merchandise or profit. He shall also cause all persons trespassing upon the same to be removed therefrom, and generally shall be authorized to take all such measures as shall be necessary to fully carry out the objects and purposes of sections
of this title.