| 1. | In 1938 a new 1 : 500, 000-scale geologic map was published.
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| 2. | Pennsylvania has been updating its base geologic map last printed in 1980.
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| 3. | The first statewide geologic map of Georgia was published in 1825.
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| 4. | Finally he helped with the preparation of the official geologic map of Belgium.
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| 5. | Geologic map showing distribution of Franciscan Assemblage ( light blue ).
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| 6. | This cartographic tapestry is woven from a geologic map and a shaded relief image.
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| 7. | Basins appear on a geologic map as roughly circular or elliptical, with concentric layers.
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| 8. | In 1931, Gregory published the first geologic map of the Grand Staircase-Escalante National Monument.
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| 9. | In 1837-1842, Eug�ne-Florent Kaeppelin perfected the process to create a large polychrome geologic map.
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| 10. | He spent the summers from 1921 to 1925 producing geologic maps of southeastern Alaska.
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