11 episodes
| Series | Episode | First Broadcast | Repeated | Description |
|---|---|---|---|---|
| A | 01 | 19991229 | 20000410 | |
| A | 01 | 20000104 | The second of four programmes in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. | |
| A | 02 | 20000105 | 20000411 | The second of four programmes in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. Today he visits the Black Country forge run by the Folkes family. |
| A | 02 | 20000111 | The third of four programmes in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. | |
| A | 03 | 20000112 | 20000412 | The third of four programmes in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. Today he discovers a very British bank whose customers have included Jane Austen and Samuel Pepys. |
| A | 04 LAST | 20000119 | 20000413 | The last of four programmes in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. Today he unravels three centuries of ribbons and regalia while meeting the medallion men at the firm of Toye, Kenning and Spencer. |
| A | 19991228 | The first of a four-part series in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. | ||
| A | 20000118 | The last of four programmes in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. | ||
| 20000411 | The second of four programmes in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. Today he visits the Black Country forge run by the Folkes family. | |||
| 20000412 | The third of four programmes in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. Today he discovers a very British bank whose customers have included Jane Austen and Samuel Pepys. | |||
| 20000413 | The last of four programmes in which Trevor Baylis, inventor of the clockwork radio, goes behind the scenes of family firms which have been trading for over 300 years. Today he unravels three centuries of ribbons and regalia while meeting the medallion men at the firm of Toye, Kenning and Spencer. |