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13
Geology of the York tin deposits, Alaska, by Edward Steidtm..
United States congressional serial set ; serial set no. 8030;House document / 67th Congress, 2nd session. House ; no. 385
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14
Mineral resources of Alaska. Report on progress of investig..
United States congressional serial set ; serial set no. 8019;House document / 67th Congress, 2nd session. House ; no. 309
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15
Contributions to economic geology (short papers and prelimi..
United States congressional serial set ; serial set no. 8121;House document / 67th Congress, 3rd session. House ; no. 458