A Mesmerising 6hp Engine by Catherine | Jun 30, 2014 | Uncategorized | 0 comments Let Jonathan Wallis of Derby Museums Trust show you the George Fletcher Grasshopper Engine. Want to know why its called a Grasshopper Engine. You’ll just have to come to Museomix to find out. The Grasshopper Engine at The Silk Mill from Emma Hallam on Vimeo. Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.