His prosthetic leg was also very impressive; possibly the first articulated prosthetic leg in place of the static 'peg leg' type developed by a London limb maker named James Potts. - https://blogs.kent.ac.uk/history/2020/12/02/disability-history-month-henry-paget-the-earl-of-uxbridge/

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You can also visit the prosthetic at the Calvary museum in Anglesey, Wales.