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Episode 2
Episode 2 of 5
Historian Joe Kerr meet the invisible people co-ordinating the things we can't do without. 2/5: Joe visits the control room of Group 4 Securicor's electronic tagging operation.
Last on
Tue 12 Feb 200815:45
BBC Radio 4
Broadcasts
- Tue 17 Jul 200709:30BBC Radio 4
- Tue 12 Feb 200815:45BBC Radio 4
