13:00Andy PotterFolk singer Maddy Prior and Derby's new indoor model railwayBBC Radio Derby Duration: 3 hours Thu 17th Apr 2014, 13:00 on BBC Radio DerbyFolk singing legend Maddy Prior chats about her career and Andy pays a visit to Derby's new indoor model railway at Markeaton Park in Derby.GenresEntertainmentBrandAndy Potter Source: BBC Online