1.
Bibliography of the Grand Canyon and the Lower Colorado River
by Spamer, Earle E.
ISBN: 9780938216148
List Price: $7.00
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Quest for the Pillar of Gold: The Mines & Miners of the Grand Canyon (Monograph)
by George H. Billingsley, Earl...
ISBN: 9780938216568
List Price: $15.00
3.
Colorado River Origin and Evolution; Proceedings of a Symposium Held at Grand Canyon Nationa...
by Young, Richard A., Spamer, ...
ISBN: 9780938216797
List Price: $25.00
4.
Geology of the Grand Canyon A Guide and Index to Published Graphic and Tabular Data
by Spamer, Earle E.
ISBN: 9780813760216
List Price: $23.75
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Bibliography of the Grand Canyon and the Lower Colorado River from 1540
by Spamer, Earle E.
ISBN: 9780938216377
List Price: $35.00
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Geology of the Grand Canyon : An Annotated Bibliography, along with an Annotated Catalogue o...
by Spamer, Earle E.
ISBN: 9780813760209
List Price: $6.50
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Study of Fossil Vertebrate Types in The Academy of Natural Sciences of Phila.: Taxonomic, Sy...
by Spamer, Earle E., Daeschler...
ISBN: 9780910006514
List Price: $38.00