Detail of the thermometer of the Barometer - thermometer with the marks of extreme temperatures : +38°C in 1738 ; -16°C in 1776. Paris circa 1776. Louvre museum (Paris, France).
<a href="//commons.wikimedia.org/wiki/User:Tangopaso" title="User:Tangopaso">Tangopaso</a>
<span class="int-own-work">Self-photographed</span>