1. 304 NE 44th Street, Seattle, Washington 98103, benjaminmcarlson@gmail.com
2. Geology Department, Western Washington University, MS 9080, 516 High Street, Bellingham, Washington 98225
3. U.S. Geological Survey, Denver Federal Center, MS 966, Box 25046, Denver, Colorado 80225
4. U.S. Geological Survey, Department of Earth and Space Sciences, University of Washington, Box 351310, Seattle, Washington 98195
5. U.S. Geological Survey, Denver Federal Center, MS 974, Box 25046, 2nd and Center, Building 15, Denver, Colorado 80225‐0046