by Gordon Whitney Weir
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Mineral-resource potential of the Grand ...
Geologic map of the Hatch Rock quadrangl...
Lithostratigraphy of upper Ordovician st...
Mineral resources of the Phipps-Death Ho...
Incomplete manuscript on stratigraphy an...
Geologic map of the Long Valley quadrang...
Episodic sediment-discharge events in Ca...
The potential of breccia pipes in the Na...
Ground magnetometer surveys over known a...
Geochemical characteristics of mineraliz...
Geology, geochemistry, and mineralogy of...
Breccia pipes in northern Arizona