Showing 1 - 2 results of 2 for search 'Billingsley, George H.', query time: 0.04s Refine Results
1
Geologic map of the Lost Spring Mountain West quadrangle, northern Mohave County, Arizona /
by Billingsley, George H.
Published 1993

Government Document Book
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2
Geologic guide to the Bright Angel Trail /
by Breed, William J.
Published 1986
Other Authors: “...Billingsley, George H....”

Book
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