http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
v. 1. I. Introduction. II. Outline of the electromagnetic connections. Appendix A: The rotational ether in its application to electromagnetism. III. The elements of vectorial algebra and analysis. IV. Theory of plane electromagnetic waves. Appendix B: A gravitational and electromagnetic analogy.
Date of first publication of each article is given.