"Prince Augustus Ferdinand of Prussia (German: August Ferdinand; 23 May 1730, Berlin – 2 May 1813, Berlin) was a Prussian prince and general, as well as Herrenmeister ("Master of the Knights") of the Bailiwick of Brandenburg of the Order of Saint John. He belonged to the House of Hohenzollern, and was the youngest son of Frederick William I of Prussia by his wife, Queen Sophia Dorothea." - (en.wikipedia.org 08.11.2019)
