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Contour map of the bedrock surface, Ludlow Quadrangle, Massachusetts

Miscellaneous Field Studies Map 503- A
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Abstract

Contours show the altitude of the bedrock surface.  The position of the contours is based largely on data from wells and test holes supplemented by knowledge of the geologic history of the region.

The map show the configuration of the bedrock surface if all unconsolidated earth materials were removed.

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Additional publication details

Publication type Report
Publication Subtype USGS Numbered Series
Title Contour map of the bedrock surface, Ludlow Quadrangle, Massachusetts
Series title Miscellaneous Field Studies Map
Series number 503
Chapter A
DOI 10.3133/mf503A
Year Published 1973
Language English
Publisher U.S. Geological Survey
Description 24.75 x 29.32 inches
Country United States
State Massachusetts
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