Featured in this lot is this Underwood and Underwood Butte, Montana stereoviews circa 1890-1910. There are a total of 30 stereoviews in this collection that documents the historical significance of Butte, Montana during the prime time periods where Butte was one of the richest mining areas in the United States, known as "The Richest Hill on Earth." The stereoviews are titled: 1. Lime Spur Near Morrison Cave, 2. Lime Cliffs in Which Cave is Located, 3. Jefferson River from Cave Trail, 4. Climbing Up Hill to Cave, 5. Looking East from Cave, 6. Entrance to Cavern, 7. One of the Many Stairs in Cave, 8. A Few of the Stalactites, 9. The Fountain, Morrison Cave, 10. A Fallen Pillar, Four Feet Thru, 10. A Pretty Alcove in Cave, 11. The Fortress, Morrison Cave, 12. A Spring of Cold Water, 13. Huge Stalagmites in Cathedral, 14. "A Cathedral Not Made With Hands", 16. Sculptured By the Ages, 16. Sculptured by the Ages, 17. Lunch Time in Morrison Cave, 20. The Casket, Morrison Cave, 21. Fat Man's Misery, 22. The Bridal Chanmber, 22. The Bridal Chamber, 23. The Twins, in Art Gallery, 24. The Gaint's Tooth, 25. The Alter, Morrison Cave, 26. Neptune's Palace, 27. Wonderful Works of Nature, 28. A View in the Music Room, 29. The Petrified Water Fall, 30. The Natural Bridge. The condition of this collection of Underwood and Underwood stereoview cards is well preserved with some slight wear to the frames of the stereoviews and the case of the stereoviews but otherwise shows a well preserved condition. The measurements of the case is 4" x 7 7/8" and the stereoview cards measurements are 3 1/2" x 7". The collective weight of this collection of stereoviews is 1lb 14oz.