Biodiversity Heritage Library
By "Jillson, Willard Rouse, 1890-"
Transactions of the Kentucky Academy of Science.
By: Kentucky Academy of Science. - Jillson, Willard Rouse,
Publication info: [Lexington, Ky.]Kentucky Academy of Science,1923-1997.
Contributed by: Multiple institutions
Vertebrate paleontology; an introduction to the study of fossil reptiles,
By: Jillson, Willard Rouse,
Publication info: Lexington, Ky.,1918.
Contributed by: Smithsonian Libraries