Loir-et-Cher
Loir-et-Cher (, ) is a department in the Centre-Val de Loire region of France. Its name is originated from two rivers which cross it, the Loir in its northern part and the Cher in its southern part. Its prefecture is Blois. The INSEE and La P ...
France
France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan ar ...
Denis Papin
Denis Papin FRS (; 22 August 1647 – 26 August 1713) was a French physicist, mathematician and inventor, best known for his pioneering invention of the steam digester, the forerunner of the pressure cooker and of the steam engine.
Early ...