Search Results for the EPA National Library Catalog

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Your Search: (SUBJECT=Tunnel detection.)

 
 
 

Select Item Title Year Published
Detection of abandoned underground coal mines by geophysical methods. 1972
Second Technical Symposium on Tunnel Detection : proceedings September 26-28, 1984 Golden, Colorado / 1984
Symposium on Tunnel Detection : July 21-23, 1981, Colorado School of Mines, Golden, Colorado / 1981

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