Home › Authors › Geoffrey Simmons 👤 Geoffrey Simmons 4 books Books by Geoffrey Simmons Hitchhiker's Guide to Uranus Hitchhiker's Guide to Uranus 2023 Billions of Missing Links 2007 East Riding Airfields 1915 - 1 East Riding Airfields 1915 - 1920 2007 What Darwin didn't know 2004