Charles Vidor from Hungary, and American Fred Niblo, were both pioneering figures in which industry at the early 20th century?
Charles Vidor Charles Vidor (July 27, 1900June 4, 1959) was a Hungarian film director.
Leo Baekeland Leo Henricus Arthur Baekeland FRSE(Hon) (November 14, 1863 – February 23, 1944) was a Belgian-American chemist. He is best known for the inventions of Velox photographic paper in 1893 and Bakelite in 1907. He has been called "The Father of the Plastics Industry" for his invention of Bakelite, an inexpensive, nonflammable and versatile plastic, which marked the beginning of the modern plastics industry.