Taxonomy of the Chipmunks, Eutamias quadrivittatus and Eutamias umbrinus

101 Things You May Not Have Known About Snooker

Introduction of the Locomotive Safety Truck / Contributions from the Museum of History and Technology: Paper 24

The 'Pioneer': Light Passenger Locomotive of 1851 / United States Bulletin 240, Contributions from the Museum / of History and Technology, paper 42, 1964

The Baculum in the Chipmunks of Western North America

Geographic Distribution and Taxonomy of the Chipmunks of Wyoming