Who passed away first, Manfred von Richthofen or Cedric Popkin ?
Manfred von Richthofen Manfred Albrecht Freiherr von Richthofen (2 May 1892 – 21 April 1918), also known as the "Red Baron", was a fighter pilot with the German Air Force during World War I. He is considered the ace-of-aces of the war, being officially credited with 80 air combat victories.
Emmanuel Steinschneider Emmanuel Efimovich Steinschneider (Russian: Эммануил Ефимович Штайншнайдер ; 21 December 1886 – 2 December 1970), was a Russian Empire and USSR physician and medical researcher, best known for his studies on influenza, malaria, typhoid, typhus, dysentery and other infections that were rampant during the first half of the 20th century.