The Torturous History of the Treadmill | Wirecutter
THE HISTORY OF THE TREADMILL
The treadmill was invented originally in England as a prison rehabilitation device : r/interestingasfuck
Treadwheel | punishment | Britannica
The History of the Treadmill | HFE Blog
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In the 19th Century, You Wouldn't Want to Be Put on the Treadmill | Smart News| Smithsonian Magazine
treadmill: a cruel & unusual history – Mashed Radish