Antiques Roadshow star Chris Yeo left one collection of old-fashioned photographs unvalued as he reminded the guest “they don’t belong to you,” over some mysterious photos. In the classic 2021 episode, which is due to be repeated on Sunday evening, the curator and 20th-century design and craft specialist was keen to find out more about the people behind the pictures. “I’m looking at a fascinating collection of photographs,” Yeo commented of the collection before he explained: “Laura, you’ve brought them with you today, but they don’t belong to you.” “No, they belong to Glamorgan Archives, wher…