In 1818, something about the rings of Saturn - we don't know what, exactly - led John Cleves Symmes  to conclude that the Earth was hollow. And he spent the rest of his life promoting this strange idea. 

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In 1818, something about the rings of Saturn - we don't know what, exactly - led John Cleves Symmes to conclude that the Earth was hollow. And he spent the rest of his life promoting this strange idea. Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a>

Join Holly and Tracy as they bring you the greatest and strangest Stuff You Missed In History Class in this podcast by iHeartRadio.

Stuff You Missed in History Class

Symmes’s Theory of Concentric Spheres 

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/3f2fe370-b1ea-4d68-a151-ae2800259b87/transcript

Sir Hans Sloane’s legacy is a bit mixed. He is the reason there’s a British Museum, but there are a lot of problematic aspects to the way he gathered his collection.

Research:
Blair, Molly. “350 years of the Chelsea Physic Garden: A brief history.” Gardens Illustrated. https://www.gardensillustrated.com/features/chelsea-physic-garden-350
Britannica, The Editors of Encyclopaedia. "Sir Hans Sloane, Baronet". Encyclopedia Britannica, 12 Apr. 2024, https://www.britannica.com/biography/Sir-Hans-Sloane-Baronet
Delbourgo, James. “Collecting the World: Hans Sloane and the Origins of the British Museum.” Cambridge, MA and London, England: Harvard University Press, 2017. 
“Health in the 17th Royal Museums Greenwich. https://www.rmg.co.uk/stories/topics/health-17th-century
“Introducing Sir Hans Sloane.” The Sloane Letters Project. https://sloaneletters.com/about-sir-hans-sloane/
Lemonius, Michele. “‘Deviously Ingenious’: British Colonialism in Jamaica.” Peace Research, vol. 49, no. 2, 2017, pp. 79–103. JSTOR, http://www.jstor.org/stable/44779908
“London, January 13.” The Derby Mercury. Jan. 12, 1753. https://www.newspapers.com/image/394230860/?match=1&terms=Sir%20Hans%20Sloane
Pavid, Katie. “Hans Sloane: Physician, collector and botanist.” National History Museum. https://www.nhm.ac.uk/discover/hans-sloane-physician-collector-botanist.html
“Sir Hans Sloane.” Sir Hans Sloane Centre. https://sirhanssloanecentre.co.uk/who-is-hans-sloane/
“Sir Hans Sloane.” The British Museum. https://www.britishmuseum.org/about-us/british-museum-story/sir-hans-sloane
Stearns, Raymond Phinneas. “James Petiver Promoter of Natural Science, c.1663-1718.” Proceedings of the American Antiquarian Society. October 1952. https://www.americanantiquarian.org/proceedings/44807240.pdf

Sir Hans Sloane’s legacy is a bit mixed. He is the reason there’s a British Museum, but there are a lot of problematic aspects to the way he gathered his collection.
Research:
<ul>
<li>Blair, Molly. “350 years of the Chelsea Physic Garden: A brief history.” Gardens Illustrated. https://www.gardensillustrated.com/features/chelsea-physic-garden-350</li>
<li>Britannica, The Editors of Encyclopaedia. "Sir Hans Sloane, Baronet". Encyclopedia Britannica, 12 Apr. 2024, https://www.britannica.com/biography/Sir-Hans-Sloane-Baronet</li>
<li>Delbourgo, James. “Collecting the World: Hans Sloane and the Origins of the British Museum.” Cambridge, MA and London, England: Harvard University Press, 2017. </li>
<li>“Health in the 17th Royal Museums Greenwich. https://www.rmg.co.uk/stories/topics/health-17th-century</li>
<li>“Introducing Sir Hans Sloane.” The Sloane Letters Project. https://sloaneletters.com/about-sir-hans-sloane/</li>
<li>Lemonius, Michele. “‘Deviously Ingenious’: British Colonialism in Jamaica.” Peace Research, vol. 49, no. 2, 2017, pp. 79–103. JSTOR, http://www.jstor.org/stable/44779908</li>
<li>“London, January 13.” The Derby Mercury. Jan. 12, 1753. https://www.newspapers.com/image/394230860/?match=1&amp;terms=Sir%20Hans%20Sloane</li>
<li>Pavid, Katie. “Hans Sloane: Physician, collector and botanist.” National History Museum. https://www.nhm.ac.uk/discover/hans-sloane-physician-collector-botanist.html</li>
<li>“Sir Hans Sloane.” Sir Hans Sloane Centre. https://sirhanssloanecentre.co.uk/who-is-hans-sloane/</li>
<li>“Sir Hans Sloane.” The British Museum. https://www.britishmuseum.org/about-us/british-museum-story/sir-hans-sloane</li>
<li>Stearns, Raymond Phinneas. “James Petiver Promoter of Natural Science, c.1663-1718.” Proceedings of the American Antiquarian Society. October 1952. https://www.americanantiquarian.org/proceedings/44807240.pdf</li>
</ul>

Sir Hans Sloane’s legacy is a bit mixed. He is the reason there’s a British Museum, but there are a lot of problematic aspects to the way he gathered his collection.

Sir Hans Sloane and the British Museum

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/7dd5e550-08e2-4454-9b88-b21f0169b243/transcript

This 2018 episode covers the craze in the 1800s when orchids became a status symbol and the cornerstone of a high-dollar industry. Collecting the plants involved adventure and excitement -- and a high death rate.

This 2018 episode covers the craze in the 1800s when orchids became a status symbol and the cornerstone of a high-dollar industry. Collecting the plants involved adventure and excitement -- and a high death rate.

SYMHC Classics: Victorian Orchidelirium

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/09ddd603-5967-407b-a25e-b21c003c09b2/transcript

Holly talks about the bias against Lyon in his bank robbing trial. Tracy talks about the way other podcasts that cover history are made, and the dynamics of the Manson family.

Holly talks about the bias against Lyon in his bank robbing trial. Tracy talks about the way other podcasts that cover history are made, and the dynamics of the Manson family.

Behind the Scenes Minis: Lyon and the Family

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/0d5b981e-d76f-4304-9885-b21c003bf159/transcript

Symmes’s Theory of Concentric Spheres

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