Audio is streamed directly from the publisher (traffic.megaphone.fm) 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
Communication was essential for military success. The heliograph, a device with moveable mirrors, was used on strategic mountain tops to help the Army follow the movements of Geronimo.
Learn more about your ad choices. Visit podcastchoices.com/adchoices