![Library of Congress on Twitter: "On this day in 1785, Jean-François Pilâtre de Rozier and Pierre Romain became the first known casualties of flight when their hydrogen and hot air balloon crashed Library of Congress on Twitter: "On this day in 1785, Jean-François Pilâtre de Rozier and Pierre Romain became the first known casualties of flight when their hydrogen and hot air balloon crashed](https://pbs.twimg.com/media/E3729XqXoAI2wWc.jpg)
Library of Congress on Twitter: "On this day in 1785, Jean-François Pilâtre de Rozier and Pierre Romain became the first known casualties of flight when their hydrogen and hot air balloon crashed
![Jean Francois Pilatre de Rozier's balloon, illustration - Stock Image - C048/3334 - Science Photo Library Jean Francois Pilatre de Rozier's balloon, illustration - Stock Image - C048/3334 - Science Photo Library](https://media.sciencephoto.com/c0/48/33/34/c0483334-800px-wm.jpg)
Jean Francois Pilatre de Rozier's balloon, illustration - Stock Image - C048/3334 - Science Photo Library
![Jeanfrancois Pilatre De Rozier Stock Illustration - Download Image Now - 19th Century Style, Adult, Antique - iStock Jeanfrancois Pilatre De Rozier Stock Illustration - Download Image Now - 19th Century Style, Adult, Antique - iStock](https://media.istockphoto.com/id/545801090/vector/jean-francois-pilatre-de-rozier.jpg?s=1024x1024&w=is&k=20&c=--R9kGmUJmXeZ5cJ2WLat5FmYVoqvF14FJFYa1Zv-9I=)
Jeanfrancois Pilatre De Rozier Stock Illustration - Download Image Now - 19th Century Style, Adult, Antique - iStock
![Jean-François Pilâtre de Rozier 30 March 1754 - 15 June 1785 was a French chemistry and physics teacher, and one of the first Stock Photo - Alamy Jean-François Pilâtre de Rozier 30 March 1754 - 15 June 1785 was a French chemistry and physics teacher, and one of the first Stock Photo - Alamy](https://c8.alamy.com/comp/DF26NM/jean-franois-piltre-de-rozier-30-march-1754-15-june-1785-was-a-french-DF26NM.jpg)
Jean-François Pilâtre de Rozier 30 March 1754 - 15 June 1785 was a French chemistry and physics teacher, and one of the first Stock Photo - Alamy
![File:Jean-François Pilâtre de Rozier 1757-1785 Erfgoedcentrum Rozet 300 191 d 2 A-17.jpg - Wikimedia Commons File:Jean-François Pilâtre de Rozier 1757-1785 Erfgoedcentrum Rozet 300 191 d 2 A-17.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/8/81/Jean-Fran%C3%A7ois_Pil%C3%A2tre_de_Rozier_1757-1785_Erfgoedcentrum_Rozet_300_191_d_2_A-17.jpg/1200px-Jean-Fran%C3%A7ois_Pil%C3%A2tre_de_Rozier_1757-1785_Erfgoedcentrum_Rozet_300_191_d_2_A-17.jpg)