2018-01-07T20:00:00Zs at 2018-01-07T20:00:00Z on More4
2022-07-31T19:00:00Z
47m
1h 34m(2 episodes)
United Kingdom
English
Whitworth Media Limited
Documentary
Follow the dedicated conservation cleaners looking after our national treasures, as they show us the special tools, techniques and tricks of the trade to clean and preserve historical artefacts
