| 11. | Placed in Northallerton House of Correction, he was illegally put on the treadwheel.
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| 12. | A rare survivor is the treadwheel in the Bell Harry tower of Canterbury Cathedral.
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| 13. | A treadwheel crane survives at Chesterfield, Derbyshire and is housed in the Museum.
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| 14. | This same technology was later adapted to create rotary grain mills and the treadwheel crane.
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| 15. | The main principles were separation and hard labour for serious crimes, using treadwheels and cranks.
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| 16. | Boitard recorded treadwheel cranes, beamscales, Customs'Officers gauging barrels and porters handling cargoes.
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| 17. | A reconstruction of a double wheel treadwheel crane is in use at Prague Castle, Czech Republic.
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| 18. | America adopted the treadwheel in 1822, installing one in Bellevue County penitentiary in New York City.
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| 19. | Cowbit sluice on the Welland had six wide gates which were operated by chains connected to a treadwheel.
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| 20. | Larger cranes were later developed, employing the use of human treadwheels, permitting the lifting of heavier weights.
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