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Communiqués par H B (Harold Bowen) 1901- Willman

9 septembre 2021 – 10 septembre 2021

Cover for H B (Harold Bowen) 1901- Willman · Fine-grained Molding Sand Resources of Northern Illinois; a Preliminary Investigation; Report of Investigations No. 57 (Paperback Book) (2021)
Paperback Book
Fine-grained Molding Sand Resour...
H B (Harold Bowen) 1901- Willman
Cover for H B (Harold Bowen) 1901- Willman · Feldspar in Illinois Sands, a Study of Resources; Report of Investigations No. 79 (Paperback Book) (2021)
Paperback Book
Feldspar in Illinois Sands, a St...
H B (Harold Bowen) 1901- Willman
Cover for H B (Harold Bowen) 1901- Willman · High-purity Dolomite in Illinois; Report of Investigations No. 90 (Paperback Book) (2021)
Paperback Book
High-purity Dolomite in Illinois...
H B (Harold Bowen) 1901- Willman