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Probable potash area, control from well records

200_300 Potash-bearing well

FIGURE 11.-Map of the United States showing the location of the Texas potash field and of other sources of potash

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MAP OF WESTERN TEXAS AND .

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EPTH

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IN

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FEET

2000

2200

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2500 5 6 8

Ő u CENTAGE

PERCENTAGE PERCENTAGE ACTER OF MATERIAL PENETRATED

9786°—26. (Face p. 180.) No. 2

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