The concept of temperature.- Gas-based fixed points for thermometry.- Gas thermometry between 0.5 K and 273.16 K.- Vapor-pressure thermometry.- Thermometry based on the melting line of 3He.- Cryostats for thermometry and gas-based temperature control.- Primary standards for pressure measurements.- Pressure transducers for gaseous media.- Gas based pressure fixed points.- The thermomolecular pressure difference effect.- The Mutual Recognition Arrangement and its implementation in Temperature and Pressure.- Appendix A - The international Temperature Scale of 1990.- Appendix B - List of temperature and pressure fixed points - Appendix C - Reference data on gases.- Appendix D - Vapor pressure equations.- Appendix E - Reference data for liquid-column manometers.- Appendix F - Reference data for pressure balances.- Appendix G - The text of the Mutual Recognition Arrangement.- Appendix H - General terminology in measurements.- INDEX.