MMP has light shelfwear to edges. Pages tight and clean, but yellowed due to age. Spine has small creases. pages. MMP Binding. Year: 1988. ISBN: 0345325516. Tim harper was a 20th-century man working 90,000 years in the future. As an Agent in the Algheran Time-Travel Project, he was trying to change history to prevent Alghera's destruction by the Chelmmysian Alliance. But in their zeal, some of Alghera's Agents had made a terrible mistake. Now Harper had to right their wrong.