Context

Context of Geologic map of quadrangles 3870 and 3770, Maymayk (211), Jamarj-I-Bala (212), Faydz-Abad (217), and Parkhaw (218) quadrangles, Afghanistan, compiled by Robert G. Bohannon and Douglas B. Stoeser ; 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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