Paulus, Otto K. (Otto Karl), 1893-19582022-07-152022-07-151919~1919https://doi.org/10.31096/WUA033-PLS90D180https://hdl.handle.net/10177/17120Crater Lake4.25 x 3.25Educational use is permitted without permission. Permission is required for additional uses. See http://library.willamette.edu/external/commons/conditions_of_use/ for more information.Crater LakeImage