Shinn, BillShull, Jim2022-07-162022-07-1619731973https://doi.org/10.31096/PNAA-JS_MISC-072https://hdl.handle.net/10177/19295ClayEducational use is permitted without permission. Permission is required for additional uses. See http://library.willamette.edu/external/commons/conditions_of_use/ for more information.Image