The Atlas of Early Printing is an interactive site designed to be used as a tool for teaching the early history of printing in Europe during the second half of the fifteenth century. While printing in Asia pre-dates European activity by several hundred years, the rapid expansion of the trade following the discovery of printing in Mainz, Germany around the middle of the fifteenth century is a topic of great importance to the global history of communications, technology, and the dissemination of knowledge.
Greenough advocated an empirical approach to the early science; his scepticism of theoretical thinking courted controversy amongst some contemporaries, especially his doubts of the usefulness of fossils in correlating strata. He compiled a geological map of England and Wales, published in 1820