1.
Global Perspectives on Ordovician Geology: Proceedings of the Sixth International Symposium ...
by Laurie, J. R., Webby, Barry D.
ISBN: 9789054100485
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Ordovician System of the East European Platform and Tuva-Southeastern Russia : Correlation C...
by Webby, Barry D., Ross, Reub...
ISBN: 9780813774282
List Price: $25.00
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Late Ordovician Sponges from the Malongulli Formation of Central New South Wales, Australia
by Rigby, Keith J., Webby, Bar...
ISBN: 9780877104100
List Price: $50.00
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Fossil Collections of the World An International Guide
by Webby, Barry D.
ISBN: 9780962257711
List Price: $15.00