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| First Page | Document Content | |
|---|---|---|
 Date: 2006-11-02 11:22:35Fuels Anthracite William Jay Gaynor Chemistry Energy Geology Elsie Dinsmore Coal mining Coal Economic geology |
| First Page | Document Content | |
|---|---|---|
Date: 2006-11-02 11:22:35Fuels Anthracite William Jay Gaynor Chemistry Energy Geology Elsie Dinsmore Coal mining Coal Economic geology |
