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Ringing the changes - inside Britain’s oldest manufacturer

25 December 2013 Last updated at 10:37 GMT

Britain's oldest manufacturing company - the 430-year-old Whitechapel Bell Foundry - has just started selling online.

Tony Bonsignore took a tour around a company that made Big Ben, the Liberty Bell, and the bells of Westminster Abbey, to find out how the company is shaping up to the challenges of the digital age.