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Shorter contributions to general geology, 1921, [by] David .. 

United States congressional serial set ; serial set no. 8031;House document / 67th Congress, 2nd session. House ; no. 323
Bassler, Harvey ; Berry, Edward Wilber ; Cushman, Joseph Augustine... , 1922
Link: http://docs.newsbank.com/select/serialset/11BA68A24A24..