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Nabu Press
> Dorothy M. Schlegel
Dorothy M. Schlegel
title
ISBN-13
(ISBN-10)
year of publication
Gem Stones of the United States: Usgs Bulletin 1042-G
978-1-289-O62O4-O
(1-289-O62O4-8)
2013
D. M.
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D S
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M S.
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M. Schlegel
Dorothy M Schullian