(partial) Preface to the second edition. Preface to the first English edition. Notation. Electrostatics of conductors. Electrostatics of dielectrics. Steady current. Static magnetic field. Ferromagnetism and antiferromagnetism. Superconductivity. Quasi-static electromagnetic field. Magnetohydrodynamics. The electromagnetic wave equations. The propagation of electromagnetic waves. Electromagnetic waves in anisotropic media. Spatial dispersion. Non-linear optics. The passage of fast particles through matter. Scattering of electromagnetic waves. Diffraction of X-rays in crystals.