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The Carboniferous formations and faunas of Colorado / by George H. Girty.
By: Girty, George Herbert,
Publication info: Washington :Govt. print. off.,1903.
Contributed by: Harvard University, MCZ, Ernst Mayr Library
BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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Research in China.
By: Carnegie Institution of Washington. - Blackwelder, Eliot, - Girty, George Herbert, - Hirth, Friedrich, - Sargent, Rufus Harvey, - Walcott, Charles D. - Weller, Stuart, - Willis, Bailey,
Publication info: Washington, D.C.,Carnegie institution of Washington,1907-13.
Contributed by: University of California Libraries (archive.org)
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