Geophysical Investigations
at the New Philadelphia Site
Pike County, Illinois
2004

 

Dr. Michael L. Hargrave
U.S Army Engineer Research and Development Center
Construction Engineering Research Laboratory
Champaign, IL 61826-9005



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Figure 11

Excavation Units 1-3
Block 8, Lot 4
Overlain on Magnetic Gradient Survey



Figure 11
 
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2004 Geophysics Report


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