Context

Context of Geologic map of quadrangle 3470 and the northern edge of quadrangle 3370, Jalal-Abad (511), Chaghasaray (512), and northernmost Jaji-Maydan (517) quadrangles, Afghanistan, compiled by Robert G. Bohannon and Kenzie J. Turner ; U.S. Department of the Interior, U.S. Geological Survey ; prepared in cooperation with the Afghan Geological Survey ... [et al.], (electronic resource)
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