Thermometer used by Professor Joseph Black

This thermometer was used by Professor Joseph Black, Professor of Chemistry in the University of Edinburgh, 1766 - 1790.

Thermometer used by Dr Joseph Black, Professor of Chemistry in the University of Edinburgh, 1766 - 1790

Joseph Black, 1728-1799, was Professor of Chemistry at both Glasgow and Edinburgh University. He worked upon a quantitative chemical analysis of the processes of boiling, melting and freezing and developed the theories of latent heat and specific heat.