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2. Analytical and numerical simulation of the steady-state hydrologic effects of mining aggregate in hypothetical sand-and-gravel and fractured crystalline-rock aquifers
3. Geologic and hydrologic maps for land-use planning in the Connecticut Valley : with examples from the folio of the Hartford north quadrangle, Connecticut
4. Geologic and hydrologic maps for land-use planning in the Connecticut Valley : with examples from the folio of the Hartford north quadrangle, Connecticut
5. The human factor in mining reclamation
6. The human factor in mining reclamation
7. An introduction to using surface geophysics to characterize sand and gravel deposits
8. An introduction to using surface geophysics to characterize sand and gravel deposits
9. Maps showing ground-water levels, springs, and depth to ground water, basin and range province, Arizona
10. Maps showing ground-water levels, springs, and depth to ground water, basin and range province, New Mexico
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