Resource Type
Counties
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Natural Gamma Aeroradioactivity of Parts of the Los Angeles Region, California
Map with graded color shading to show levels of naturally-occurring gamma aeroradioactivity within the Los Angeles region in California. Details about the survey and map creation are printed at right. Scale 1:250,000.
Date:
1962
Creator:
Books, Kenneth G.
System:
The UNT Digital Library