Sciographia, or the art of shadowes. Plainly demonstrating, out of the sphere, how to project both great and small circles, upon any plane whatsoever: with a new conceit of reflecting the sunne beames upon a diall ... All performed, by the doctrine of triangles ... by the helpe of the late invented ... numbers, called by the first inventor [Edmund Gunter] Logarithmes / By J.W.
Wells, John, of Brembridge in Hampshire, active 1635. | Date: 1635