Studying Certain Lands in the Sierra National Forest, California, for the Possible Inclusion in the National Wilderness Preservation System.

Designating Certain Lands in the Mark Twain National Forest in Missouri, As a Component of the National Wilderness Preservation System.
Published: (1982)

Incorporating California, Oregon, and Wyoming wilderness areas in the National Wilderness Preservation System.
Published: (1967)

Designating Certain Lands in the Lava Beds National Monument in California as Wilderness.
Published: (1972)

Designating Certain Lands in the Lava Beds National Monument in California as Wilderness.
Published: (1972)

National Wilderness Preservation System.
Published: (1964)

Designating Certain Lands in the Bankhead National Forest, Ala., As a Wilderness Area and To Incorporate Such Wilderness Area into the Sipsey Wilderness.
Published: (1982)

Designating Certain Lands in the Bankhead National Forest, Ala., As a Wilderness Area and To Incorporate Such Wilderness Area into the Sipsey Wilderness.
Published: (1982)

Designating Certain Lands in the Mark Twain National Forest, Mo., Which Comprise About 17,562 Acres, and Known As the Irish Wilderness, As a Component of the National Wilderness Preservation System.
Published: (1982)

National wilderness preservation system of Arizona /
Published: (1984)

National wilderness preservation system database : key attributes and trends, 1964 through 1999 /
by: Landres, Peter B., et al.
Published: (2000)

National wilderness preservation system.
Published: (1967)

Designating Certain Lands as Wilderness in the Shenandoah National Park, Va.
Published: (1976)

Designating Certain Lands in Shenandoah National Park, Virginia, As Wilderness.
Published: (1973)

Wilderness in the Nicolet National Forest /
Published: (1994)

Review of national wilderness preservation system : hearing, Ninety-third Congress, first session /
Published: (1974)

Designating Certain Lands in Missouri as Wilderness and Wilderness Study Areas.
Published: (1976)

Adjusting the Boundaries of Areas of the National Wilderness Preservation System in the State of Texas.
Published: (1986)

Establish a National Wilderness Preservation System.
Published: (1964)

The national wilderness preservation system, 1964-1989 /
Published: (1989)

Providing for the Wilderness Designation of Certain Lands Within the Ocala National Forest, the Osceola National Forest, and the Apalachicola National Forest.
Published: (1980)

Providing for the Wilderness Designation of Certain Lands Within the Ocala National Forest, the Osceola National Forest, and the Apalachicola National Forest.
Published: (1980)

Badlands National Monument, S.Dak., Designating Certain Lands as Wilderness.
Published: (1976)

Designating Certain Lands in the Lassen Volcanic National Park, Calif., As Wilderness.
Published: (1972)

Designating Certain Lands in the Lassen Volcanic National Park, Calif., as Wilderness.
Published: (1972)

Designating Certain Lands in the Okefenokee National Wildlife Refuge, Ga., as Wilderness.
Published: (1974)

Designating Certain National Forest System Lands in the States of Virginia and West Virginia As Wilderness Areas.
Published: (1987)

Designating the Wilderness in the Point Reyes National Seashore in California As the Phillip Burton Wilderness.
Published: (1985)

Designating the Wilderness in the Point Reyes National Seashore in California As the Phillip Burton Wilderness.
Published: (1985)

National wilderness preservation system, January 1987 : [United States] /
Published: (1987)

Designating the Great Bear Wilderness, Flathead National Forest, And Enlarging the Bob Marshall Wilderness, Flathead and Lewis and Clark National Forests, Montana.
Published: (1978)

Designating Certain Lands in the Cedar Keys National Wildlife Refuge in Florida as Wilderness.
Published: (1972)

Designating as Wilderness Certain Lands in the Okefenokee National Wildlife Refuge in the State of Georgia.
Published: (1974)

New wilderness on the Okanogan National Forest : Washington Wilderness Act of 1984.
Published: (1984)

New wilderness on the Wenatchee National Forest : Washington Wilderness Act of 1984.
Published: (1984)

Enjoy & preserve the wilderness! /
Published: (2010)

Enjoy & preserve the wilderness! /
Published: (2012)