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11/02/2007
Think of a number: Barney Harwood presents a mind-bending edition with magician Bradley Fields, who uses maths in his magic tricks.
Last on
Sun 11 Feb 200719:15
BBC Radio 4 FM
Broadcast
- Sun 11 Feb 200719:15BBC Radio 4 FM

Think of a number: Barney Harwood presents a mind-bending edition with magician Bradley Fields, who uses maths in his magic tricks.