https://en.wikipedia.org/wiki/Club_Moderne
https://www.youtube.com/watch?v=uhEzERt89mQ
http://www.butteamerica.com/mandm.htm
https://www.waymarking.com/waymarks/WMWF1R_Club_13_Butte_MT
Other historic Montana bars:
http://alexismadams.com/pdf/Ingomar.pdf
https://theculturetrip.com/north-america/usa/montana/articles/the-10-best-bars-in-butte/
https://bigskyjournal.com/dining-out-the-old-saloon/
https://www.thomasleephoto.com/Authentic-Places/The-Jersey-Lilly/1/thumbs