Electricity -- Early works to 1800, Geometry -- Early works to 1800, Gravity -- Early works to 1800, Magnetism -- Early works to 1800, Electricity, Geometry, Gravity, Magnetism, Early works, Diagrams, and Sprinkled binding (Bindings)
Vol. 1-2 contain general principles of science, including a section on geometry and measures, and fundamental subjects, including resistence, continuity, space, vacuum, molecules, gravity, etc. Vol. 3 contains a cosmological treatise, mentioning Copernicus and Isaac Newton, as well as electricity, magneticism, and botany.