Britain's Most Fragile Treasure
A 700-year-old glass artwork, the East Window at York Minster, is explored by a renowned expert, revealing its secrets.
A 700-year-old glass artwork, the East Window at York Minster, is explored by a renowned expert, revealing its secrets.
Studio(s): BBC Four
Originally Released: United States, Oct 12, 2011
Production Country: United Kingdom
Genres:Documentary