Detailed instructions for making 28 fascinating, mechanical wooden masterpieces. Have you ever wondered how engines, locks and pulleys actually work? Have you even heard of a Wilmhurst machine? With numerous beautiful colour photographs of each machine in various stages of motion, dozens of step-by-step photographs plus accurate plans and templates, this book is the ideal gift for both novice and experienced woodworkers. In addition, the designs in this book form a perfect foundation for exciting school and college craft, design and technology projects.