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Oregon Cooperative Park Studies Unit [1992]

1975-1992; Description is based from the 1975-1977 issue; Missing issue 1982; Includes bibliographical references; Photocopy. Crater Lake, Or.: Crater Lake National Park, 28 cm.
Oregon Cooperative Park Studies Unit [1980]

1975-1992; Description is based from the 1975-1977 issue; Missing issue 1982; Includes bibliographical references; Photocopy. Crater Lake, Or.: Crater Lake National Park, 28 cm.
Oregon Cooperative Park Studies Unit [1981]

1975-1992; Description is based from the 1975-1977 issue; Missing issue 1982; Includes bibliographical references; Photocopy. Crater Lake, Or.: Crater Lake National Park, 28 cm.
Oregon Cooperative Park Studies Unit [1978-1979]

1975-1992; Description is based from the 1975-1977 issue; Missing issue 1982; Includes bibliographical references; Photocopy. Crater Lake, Or.: Crater Lake National Park, 28 cm.
Visibility in Oregon's wilderness and national park lands

ill., photos; Cover title; "September, 1985."; Includes bibliographical references (p. 50-51)
Environmental assessment, development concept plan: amendment to the general management plan

maps (some col.); Cover title: Crater Lake National Park, Oregon; "NPS 2180"--P. 71; Includes bibliographical references (p. 70)
Crater Lake National Park, Oregon: draft visitor services plan, environmental impact statement

"November 1997."; Includes bibliographical references (155-163) and index
Official transcript of proceedings United States Department of the Interior National Park Service in reference to wilderness...

2 v.; These carbon copies are the official textual transcriptions prepared by M.J. Montgomery serving as official reporter, in Portland, Oregon. Transcripts are of the sound recorded proceedings of January 23,...
Environmental assessment draft visitor use and general development plans, parts III & IV of the general management plan,...

ill., maps; Includes bibliographical references (p. 183-185)