AVE6328966: United States, 1930s-1940s: Long shot of a very large power generator on a plant floor / Bridgeman Images

AVE6328969: United States, 1970s: plane flies over forest and fields / Bridgeman Images

AVE6328981: United States, 1930s-1940s: An extreme long aerial shot of the River Rouge power plant / Bridgeman Images

AVE6328982: United States, 1970s: man speaks on radio / Bridgeman Images

AVE6328983: United States, 1930s-1940s: Workers on an assembly line cast V8 engine blocks / Bridgeman Images

AVE6328986: United States, 1930s-1940s: Workers clean and polish v8 engine blocks / Bridgeman Images

AVE6328995: United States, 1970s: lightening strikes / Bridgeman Images

AVE6328996: United States, 1930s-1940s: A factory worker places an engine block into a machine that rinses it / Bridgeman Images

AVE6328997: United States, 1970s: girl flies plane / Bridgeman Images

AVE6328998: United States, 1970s: plane flies over ground after tornado / Bridgeman Images

AVE6329002: United States, 1970s: people speak to journalist after tornado / Bridgeman Images

AVE6329011: United States, 1970s: girl flies plane / Bridgeman Images

AVE6329014: United States, 1960s: Hands cut wood on table saw / Bridgeman Images

AVE6329018: United States, 1930s-1940s: A factory worker operates a machine that sands a crankshaft / Bridgeman Images

AVE6329023: United States, 1960s: Close up of drill going through metal / Bridgeman Images

AVE6329025: United States, 1930s-1940s: Machine arm dumps scrap steel into a furnace / Bridgeman Images

AVE6329029: United States, 1960s: Football player kicks ball, words 'Hi-Velocity' fly towards camera / Bridgeman Images

AVE6329031: United States, 1930s-1940s: A worker scoops molten metal out of a furnace and pours the metal into a testing cylinder / Bridgeman Images

AVE6329033: United States, 1930s-1940s: A tapped electric furnace pours tons of molten metal into a large open container / Bridgeman Images

AVE6329035: United States, 1960s: Man shaves with electric razor / Bridgeman Images

AVE6329042: United States, 1930s-1940s: A crane arm lifts and moves an ingot of hardened metal across a factory floor / Bridgeman Images

AVE6329046: United States, 1930s-1940s: Several food wagons, pulled along by a truck, enter a Henry Factory / Bridgeman Images

AVE6329048: UNITED STATES 1980s: View of sparks / Bridgeman Images

AVE6329049: United States, 1930s-1940s: Workers at a Henry factory labor on an assembly line / Bridgeman Images

AVE6329060: United States, 1930s-1940s: An electric control operator runs a white hot ingot through the early stages of a rolling machine / Bridgeman Images

AVE6329086: United States, 1930s-1940s: factory workers affix various metal car parts to a v8 engine blocks moving down a conveyor belt / Bridgeman Images

AVE6329091: United States, 1930s-1940s: A factory motor tests a newly built v8 engine block / Bridgeman Images

AVE6328205: Europe, 1940s: men hit hammers / Bridgeman Images

AVE6328206: UNITED STATES: 1981: Man writing notes at ground control as he follows trajectory of space shuttle during launch. / Bridgeman Images

AVE6328211: UNITED STATES: 1981: Silhouette of astronaut inside cabin during flight. / Bridgeman Images

AVE6328220: Europe, 1940s: plough runs through soil / Bridgeman Images

AVE6328224: UNITED STATES: 1981: Boat floating on the ocean. / Bridgeman Images

AVE6328232: UNITED STATES: 1981: Astronaut floats through space shuttle cabin and up into hatch. / Bridgeman Images

AVE6328236: Europe, 1940s: blind children smile / Bridgeman Images

AVE6328239: UNITED STATES: 1981: NASA specialists laugh and smile as they relax at ground control. / Bridgeman Images

AVE6328240: UNITED STATES: 1981: Photos of astronauts in space. / Bridgeman Images