> Multivolume work
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1,2:
Research in China 1,2 Petrography and zoology / by Eliot Blackwelder
Washington: Carnegie Inst. of Washington, 1907
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2:
Research in China 2 Systematic geology / by Bailey Willis
Washington: Carnegie Inst. of Washington, 1907
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1,1:
Research in China 1,1 Descriptive topography and geology / by Bailey Willis
Washington: Carnegie Inst. of Washington, 1907