He was safe – for now. He was still clutching the mask that he had snatched from the table tightly in his hand, and that meant that no one was else was coming through from the Museum side to this exact moment in time. If Jack or John wanted to find him, then they would have to go the long way around. They’d have to ask a lot of questions of a lot of artefacts, then travel across the time fields to get to him. But Jack had had a lot of time playing around in here, and that made Judas nervous. He looked at the crudely-made black leather mask in his hand again. He was in Knavesmire, in York, and the date was 1739. It was raining that fine, grey rain that looked light but landed heavy, and soaked you to the skin quicker than you could say ‘your money or your life!’ It was getting dark, too,

