This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "pub

Making Automata is hard. Making other sorts of three dimensional objects can also be hard, but he extra dimension of movement seems to add a disproportionate am

Reprint. Originally published: London: E. & F. Spon, 1890, under the title: TheEngineer's sketch-book of mechanical movements, devices, appliances, contrivances