Anita Manning and Christina Trevanion are in the heart of Shropshire for today’s Bargain Hunt from the antiques and collectors fair at Oswestry Showground. The reds and blues do battle with the help of antiques experts Kate Bliss and Ochuko Ojiri. Which team will make the most profit at auction? Christina visits one of the most historically important buildings in Britain, a flax mill in Shrewsbury which can lay claim to being the world’s first skyscraper