Vegetation map of northwestern North America / by Robert S. Sigafoos

Author(s): Sigafoos, Robert Sumner, 1920-
Location:
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Subjects: Phytogeography--North America--Maps
Phytogeography--Canada--Maps
Phytogeography--Alaska--Maps
Vegetation boundaries--North America--Maps
Vegetation boundaries--Canada--Maps
Vegetation boundaries--Alaska--Maps
Formats: Map
Material Type: Cartographic material -- Monograph
Language: English
Audience: Unspecified
Published: Washington, D.C. : U.S. Geological Survey, [1958]
Series: Bulletin (Geological Survey (U.S.)) 1061
Bulletin (Geological Survey (U.S.)) 1061
LC Classification: G
Physical Description: 1 map : col. ; 80 x 116 cm
Additional Authors: Geological Survey (U.S.)
Notes: Cartographic Mathematical Data: Scale 1:2,500,000 (E 174p0s--W 114p0s/N 70p0s--N 54p0s)
Relief indicated by spot heights
Includes Alaska, the Yukon, and parts of British Columbia and the Northwest Territories, Canada
Inset: Aleutian Islands
References: International bibliography of vegetation maps, v. 1, p. 29
OCLC Number: 15533409