Blue Peter: Inside The ArchivesBlue Peter is the worlds longest running childrens programme. The Blue Peter is actually the name of a flag, traditionally lowered 24 hours before a ship sets sail on a new voyage. The shows creator, John Hunter Blair, chose the name because he thought that each edition should be like setting off on a new voyage. He had no idea how far his ship would sail or that it would become a cultural phenomenon in its own right. Since that first transmission on