Some Final Practice
Charlene Estrada and Merry Wilson
License
Introduction to Historical Geology Copyright © by Chris Johnson; Callan Bentley; Karla Panchuk; Matt Affolter; Karen Layou; Shelley Jaye; Russ Kohrs; Paul Inkenbrandt; Cam Mosher; Brian Ricketts; and Charlene Estrada is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.