Ole Bull's Concert Room, 1866. [Man inside a cave, possibly in Kentucky]. Albumen print, stereocard, no. 34 from the series "Mammoth Cave Views".

---

Size: 4960px × 2505px
Photo credit: © Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: /, 19th, 19th-century, albumen, america, american, art, arts, black, bw, card, cave, caves, caving, centre, century, charles, chicago, concept, country, exploring, feature, gallery, geographical, geography, geological, geology, guy, heritage, institute, location, male, man, men, nineteenth, people, photograph, photography, potholing, print, science, sport, states, stereocard, stereograph, stereographic, stereoscopic, stereoscopy, subterranean, underground, united, usa, waldach, waldack, white