T.W. Ingersoll,2024-02-122024-02-1210.15786/13682782https://wyoscholar.uwyo.edu/handle/internal/5730https://doi.org/10.15786/13682782Chimney, Extinct Geyser, Mt. Schurz, Thehttps://creativecommons.org/licenses/by/4.0/PhotographyStereoscopicYellowstone National ParkWyomingfigure