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Map of rock types in bedrock of Allegheny County, Pennsylvania

Miscellaneous Field Studies Map 685-A
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Publication type Report
Publication Subtype USGS Numbered Series
Title Map of rock types in bedrock of Allegheny County, Pennsylvania
Series title Miscellaneous Field Studies Map
Series number 685
Chapter A
ISBN 0607801239
DOI 10.3133/mf685A
Year Published 1975
Language English
Publisher U.S. Geological Survey
Description 2 Plates: 35.57 × 44.57 inches and 36.86 × 44.82 inches
Country United States
State Pennsylvania
County Allegheny County
Scale 50000
Google Analytic Metrics Metrics page
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