Timeline of temperature and pressure measurement technology

1592 - Galileo Galilei builds a crude thermometer using the contraction of air to draw water up a tube
1643 - Evangelista Torricelli invents the mercury barometer
1714 - Daniel Gabriel Fahrenheit invents the mercury in glass thermometer
1821 - T.J. Seebeck invents the thermocouple
1864 - Henri Becquerel suggests an optical pyrometer
1885- Calender-Van Duesen invented the platinum resistance temperture device
1892 - Henri-Louis Le Châtelier builds the first optical pyrometer