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3
Contributions to economic geology (Short papers and prelimi..
United States congressional serial set ; serial set no. 8762;House document / 69th Congress, 2nd session. House ; no. 795
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4
Contributions to economic geology (short papers and prelimi..
United States congressional serial set ; serial set no. 7007;House document / 64th Congress, 1st session. House ; no. 1250
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5
Contributions to economic geology (short papers and prelimi..
United States congressional serial set ; serial set no. 6638;House document / 63rd Congress, 2nd session. House ; no. 307
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6
Geology of the Standing Rock and Cheyenne River Indian Rese..
United States congressional serial set ; serial set no. 6647;House document / 63rd Congress, 2nd session. House ; no. 780
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7
Contributions to economic geology (short papers and prelimi..
United States congressional serial set ; serial set no. 6650;House document / 63rd Congress, 2nd session. House ; no. 786