Keywords: Pyreolophore.JPG en Diagram of the first internal combustion engine the Pyreolophore of 1806 which was powered by a mixture of coal dust and lycopodium powder Diagram by the Niépce brothers c 1806 Uploaded from http //www niepce com/pagus/pireus1 html Nicéphore Niépce 1765 “ 1833 and Claude Niépce 1763 “ 1828 ~ 1806 PD-old-100 Pyréolophore |