October 24, 2012The primary factors of organic evolution /Publication Details: Chicago :Open Court,1904, c1896.. Contributed By: MBLWHOI Library, Woods Hole...more0minPlay
October 24, 2012On the fishes of the Ambyiacu River /Publication Details: Philadelphia :Academy of Natural Sciences,1872. Contributed By: Smithsonian Institution Libraries...more0minPlay
October 24, 2012Contributions to the herpetology of New Granada and Argentina,Publication Details: Philadelphia,the Philadelphia Museums,1899.. Contributed By: Cornell University Library...more0minPlay
October 24, 2012The batrachia and reptilia of Costa Rica :Publication Details: Philadelphia,1877.. Contributed By: Cornell University Library...more0minPlay
October 22, 2012The Vertebrata of the Cretaceous formations of the West,Publication Details: Washington, D. C.,Govt. Print. Off.,1875.. Contributed By: Smithsonian Institution Libraries...more0minPlay
October 22, 2012Synopsis of the extinct batrachia, reptilia and aves of North America.Publication Details: Philadelphia,American Philosophical Society,1870.. Contributed By: Smithsonian Institution Libraries...more0minPlay
October 22, 2012The origin of the fittest :Publication Details: New York :D. Appleton,1887.. Contributed By: Gerstein - University of Toronto (archive.org)...more0minPlay
October 22, 2012The dinosaurs of North America /Publication Details: Washington,Govt. Print. Off.,1896.. Contributed By: Smithsonian Institution Libraries...more0minPlay
October 22, 2012Synopsis of the extinct Batrachia, Reptilia and Aves of North America /Publication Details: Philadelphia :McCalla & Stavely,1869.. Contributed By: Smithsonian Institution Libraries...more0minPlay
October 22, 2012Syllabus of lectures on the vertebrata /Publication Details: Philadelphia :For the University of Pennsylvania,1898.. Contributed By: Cornell University Library...more0minPlay