1
by Cotta, Bernhard ¬von
Published 1855
Subjects: '; ...Rocks Classification and nomenclature...
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2
by Cotta, Bernhard ¬von
Published 1856
Subjects: '; ...Rocks, Sedimentary...
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3
by Cotta, Bernhard ¬von
Published 1862
Subjects: '; ...Rocks Classification...
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