1. The document discusses the early history of cinema, including the kinetoscope, which allowed intermittent viewing of images through a slit, and improvements made by using mirrors. 2. It notes Thomas Edison's role in developing film and the kinetoscope, as well as the Lumière brothers staging the first public film showing in 1895. 3. Key early films mentioned include The Great Train Robbery in 1903, directed by Edwin S. Porter, and D.W. Griffith's pioneering work with narrative and editing techniques from 1908-1911.