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Geologic Map of Morrill County, Nebraska (GMC-28)

$8.50

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Geologic Map of Morrill County, Nebraska (GMC-28)
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Description

Geologic Map of Morrill County, Nebraska (GMC-28) Swinehart, J. B., Diffendal, R. F., Jr. (1:62,500; 1995), size 54" x 40". Description: USGS Map I-2496. Includes section on new 40Ar/39Ar laser fusion ash dates from the Wildcat Ridge, Nebraska by Swisher, C. C.

Details

SKU GMC-28
Price $8.50