Audio is streamed directly from the publisher (dts.podtrac.com) as published in their RSS feed. Play Podcasts does not host this file. Rights-holders can request removal through the copyright & takedown page.
Show Notes
https://www.patreon.com/ruinedheroes
https://www.ruinedheroes.com/home-1
Theme music by Tyler C. Dones and Jon Bolich
Primary Sources:
https://www.volocars.com/blog/p
https://visual.ly/community/Infographics/technology/history-portable-music
https://www.blackpoolgrand.co.uk/rmusic-devices-through-time
https://www.thehenryford.org/collections-and-research/digital-collections/expert-sets/101463/