Environmental assessment
Subtitle: North Cascades Visitor Center, Environmental Learning Center and Ross Lake/Happy Flats Overlook
By: North Cascades National Park, Washington.
Contributors: United States. National Park Service. Denver Service Center.
Publisher: National Park Service, Denver Service Center
Published: 1989
Place of publication: Denver, CO
Language: eng
Format: Microform
Number of pages: 33
Subjects: North Cascades National Park (Wash.)
Other titles: North Cascades Visitor Center, Environmental Learning Center and Ross Lake/Happy Flats Overlook.
Notes: Cover title.

"May 5, 1989"--Prelim. p.

Includes bibliographical references (p. 32).

Microfiche. Washington, D.C. : U.S. G.P.O., 1992. 1 microfiche : negative ; 11 x 15 cm.

s 1992 dcu n b.