The U502 Series of topographic maps (US Army 1955), specifically sheets
NI-42-4, NI-42-7, NI-42-8, NI-42-11, NI-42-15 would have these details. Were these sheets ever declassified when the others...
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The U502 Series of topographic maps (US Army 1955), specifically sheets
NI-42-4, NI-42-7, NI-42-8, NI-42-11, NI-42-15 would have these details. Were these sheets ever declassified when the others...