16 U.S.C. § 207c
The following described lands of the Lassen National Forest are hereby excluded from the forest and added to the Lassen Volcanic National Park:
Lots 1, 2, and 3, south half northeast quarter, and southeast quarter northwest quarter section 4; west half southeast quarter and those parts of the south half northwest quarter and of the southwest quarter of section 11 lying east of Lost Creek; and section 19, township 31 north, range 4 east, Mount Diablo meridian: Provided, That the aforesaid lands in section 19 are included within the national park subject to the right of the Secretary of Agriculture to construct and maintain a permanent road through such section in order to permit the use, protection, and administration of adjacent national forest lands and the removal of timber from the national forest.
16 U.S.C. § 207c