Rock Collecting for Kids: An...
Dan R Lynch
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Rockhounding Idaho
Garret Romaine
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Rockhounding New England
Peter Cristofono
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Rockhounding Utah
William A Kappele
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Rockhounding New Mexico: A...
Martin Freed,
Ruta Vaskys
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At the Mountains of Madness
H P Lovecraft
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Rocks, Gems, and Minerals of...
Garret Romaine
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Rockhounding Washington
Lars W. Johnson
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Rockhounding Virginia
Robert Beard
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Modern Rockhounding and...
Garret Romaine
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Rockhounding Wisconsin
Robert Beard
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Rockhounding Nevada: A Guide...
Gary Warren (Revised by),
William A Kappele
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In the Herbarium: The Hidden...
Maura C Flannery
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Student Workbook for...
Ruth E McCall
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Rocks, Gems, and Minerals of...
Garret Romaine
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Collection Care: An...
Brent Powell,
Mervin Richard (Foreword by)
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Sherlock Bones and the...
Renee Treml
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Artifacts
Charles R Ewen
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Rockhounding Northern...
Montana Hodges
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The Bone Hunters: The Heroic...
Url Lanham
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Blood Collection: A Short...
Marjorie Schaub Di Lorenzo,
Susan King Strasinger
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Rockhounding Wyoming
Kenneth L Graham
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Southwest Treasure Hunter's...
Kathy J Rygle,
Stephen F Pederson
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The Mollusks: A Guide to...
Charles F Sturm
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