Field Guide 040May 19, 2012/in Guidebooks /by Tom BushReidel, S. P., and Tolan, T. L., 2012, The Late Cenozoic Evolution of the Columbia River System in the Columbia River Flood Basalt Province (14.1 MB) https://nwgs.org/wp-content/uploads/2021/12/NWGS-logo-square-19.jpg 272 248 Tom Bush Tom Bush2012-05-19 00:00:262021-12-30 10:14:54Field Guide 040