Detailed USGS topographic map of eastern Montana, showing major highways, terrain contours, and geographic features—published by the U.S. Geological Survey, U.S. Department of the Interior

Description

USGS’s State of Montana East Half Base Map with Highways and Contours is a political, road, and topographic map all-in-one! Paper, one-sided wall map. Projection = Lambert conformal conic based on standard parallels 33° and 45° Scale = 1:500,000 Contour Interval = 500′ topographic UTM Zones = 11, 12, & 13 Horizontal Datum = North American 1927 Vertical Datum = National Geodetic 1929 Size = 46″ x 46″

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