Book Leech, Brian James (2018)
The city that ate itself: Butte, Montana and its expanding Berkeley Pit. (/isis/citation/CBB409603251/) unapi

Article Brian Shovers (2011)
From the Big Hole to Butte: The Origins and Evolution of a Rocky Mountain Municipal Water System. IA. The Journal of the Society for Industrial Archeology (pp. 79-96). (/isis/citation/CBB748483269/) unapi

Article Brian Leech (2011)
Boom, Bust, and the Berkeley Pit: How Insiders and Outsiders Viewed the Mining Landscape of Butte, Montana. IA. The Journal of the Society for Industrial Archeology (pp. 153-170). (/isis/citation/CBB367314071/) unapi

Article Eric Nystrom (2011)
Underground Mine Maps and the Development of the Butte System at the Turn of the 20th Century. IA. The Journal of the Society for Industrial Archeology (pp. 97-113). (/isis/citation/CBB642139328/) unapi