Reconnaissance geologic map of the Marial Quadrangle, southwestern Oregon
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Miscellaneous Field Studies Map↗
Geology topics
Len Ramp
Publications and source records attributed to Len Ramp.
Geologic map of the Wild Rogue Wilderness, Coos, Curry, and Douglas counties, Oregon
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Miscellaneous Field Studies Map↗
Occurrence of platinum group metals in ultramafic rocks of the Medford-Coos Bay 2 degrees quadrangles, southwestern Oregon
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Miscellaneous Field Studies Map↗