Cover image for Environmental geology, Allegheny County and vicinity, Pennsylvania : description of a program and its results
Title:
Environmental geology, Allegheny County and vicinity, Pennsylvania : description of a program and its results
Author:
Briggs, Reginald Peter, 1929-
Publication Information:
[Washington] : Geological Survey, 1977.
Physical Description:
iv, 25 pages : illustrations ; 26 cm.
Language:
English
Added Corporate Author:
Format :
Book