Proper noun
Hirth (plural Hirths)
A surname.
Heinkel had recently purchased the Hirth engine company, and Ohain and his master machinist Max Hahn were set up there as a new division of the Hirth company. Source: Internet
It was founded in 1896 by Georg Hirth (Hirth remained editor until his death in 1916, and the magazine continued to be published until 1940). Source: Internet
Lion Hirth, State, Cartels and Growth: The German Chemical Industry (2007) p 20 Aspiring chemists flocked to German universities in the 1860–1914 era to learn the latest techniques. Source: Internet