Biodiversity Heritage Library
By "Logan, William Newton, 1869-1941"
Contributions to the paleontology of the upper cretaceous series / by William Newton Logan, A.M. ; Oliver Cummings Farrington, Ph.D. Curator, Dept. of Geology.
By: Logan, William Newton, - Farrington, Oliver C.
Publication info: Chicago :Field Columbian Museum ,1899.
Contributed by: University Library, University of Illinois Urbana Champaign