Mount St. Helens National Volcanic Monument, Gifford Pinchot National Forest
Subtitle: where to get background information : film, map, slide series
Contributors: United States. Forest Service. Pacific Northwest Region
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region
Published: 1982
Place of publication: [Portland, Or.]
Language: eng
Subjects: Monuments -- Washington (State) -- Gifford Pinchot National Forest; Saint Helens, Mount (Wash.) -- Eruption, 1980
Other titles: Mount Saint Helens National Volcanic Monument, Gifford Pinchot National Forest