Coal formation ?, Manitou Grand Caverns., still image, Stereographs, 1850 - 1930, Hook, W. E

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Size: 4919px × 3167px
Location:
Photo credit: © Artokoloro / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., 1850, 1930, ?, caverns, coal, formation, grand, hook, manitou, stereographs