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Caxton Press
> John A. Beckwith
John A. Beckwith
title
ISBN-13
(ISBN-10)
year of publication
Gem Minerals of Idaho: With Field Trip Maps
978-O-87OO4-228-7
(O-87OO4-228-9)
1972
A. B.
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J. A.
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J.B.
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John A.
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John B.
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John Beckwith
John A. Beekman