Introduction, Physical Constants and Conversion Factors. Properties of the Normal State. Superconducting State. Models and Theories. Supercondutor Types. R.E. Gladysheviskii and K. Cenzual, Crystal Structures of Classical Superconductors. Cuprates. R.E. Gladyshevskii and Ph. Galez, Crystal Structures of High-Tc Superconducting Cuprates. Characteristic Parameters. Thermal Properties. Electrical Properties. Magnetic Properties. Mechanical Properties. W. Wong-ng, Phase Diagrams of High TC Superconductors.