A Short History of Nearly...
Bill Bryson
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National Geographic Pocket...
Sarah Garlick
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Gemstones of the World
Walter Schumann
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New Mexico's Magnificent...
Dirk Van Hart
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The Picture Book of Natural...
Sunny Street Books
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Roadside Geology of Southern...
Arthur Gibbs Sylvester,
Elizabeth O'Black Gans
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Lake Superior Rocks & Minerals
Bob Lynch,
Dan R Lynch
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Roadside Geology of Montana
Don Hyndman,
Robert Thomas
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Annals of the Former World
John McPhee
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Rocks & Minerals of Wisconsin...
Dan R Lynch,
Bob Lynch
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Roadside Geology of Utah
Felicie Williams,
Lucy Chronic
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Roadside Geology of Texas
Darwin Spearing
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Roadside Geology of Nevada
Frank DeCourten
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Roadside Geology of Northern...
David D Alt,
Donald W Hyndman
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Underland: A Deep Time Journey
Robert Macfarlane
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Stone by Stone: The...
Robert M Thorson
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Rockhounding Arizona
Gerry Blair
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Agate Hunting on the...
M J Grover
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Lake Superior Agates: Your...
Jim Magnuson,
Carol Wood (Photographer)
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Roadside Geology of Wyoming
David R Lageson,
Darwin R Spearing
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Super Earth Encyclopedia
DK,
Smithsonian Institution (Contributions by)
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Roadside Geology of Oregon
Marli B Miller
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Roadside Geology of Arizona
Halka Chronic
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Four Lost Cities: A Secret...
Annalee Newitz
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