WAT-2011-02 - Geologic Model of the Purgatoire River Watershed within the Raton Basin WAT-2011-02 Geologic Model of the Purgatoire River Watershed within the Raton Basin, Colorado
FT-00-03 A Dash with Dinosaurs: A Mountain Bike Trek to the Purgatoire River Dinosaur Trackway and K-T Boundary Impact Layer of SE Colorado FT-00-03 A Dash with Dinosaurs: A Mountain Bike Trek to the Purgatoire River Dinosaur Trackway and K-T Boundary Impact Layer of SE Colorado