Chart of Isothermal Lines, Shewing the mean annual Temperature of the Different parte of the Earth's Surface [1846]
Chart of Isothermal Lines, Shewing the mean annual Temperature of the Different parte of the Earth's Surface [1846]
Description
World map with isothermal lines showing the annual mean temperature on the Earth's surface. Countries, some major cities, islands, seas and oceans are labelled. The equator, the artic and antartic circles are outlined. Northern expeditions are marked towards the top of the map, including the names of explorers Parry, Hudson, Phipps, Tschitsagoff, Buchan and Franklin.
