AVE6319730: 1960s: Needle marks graph / Bridgeman Images

AVE6319733: 1960s: Shadow of satellite taking off, ground, smoke / Bridgeman Images

AVE6319742: 1960s: John F. Kennedy speaks at podium / Bridgeman Images

AVE6320070: United States, 1960s: NASA astronauts leaving building / Bridgeman Images

AVE6320082: United States, 1960s: NASA astronaut working inside cabin of space rocket / Bridgeman Images

AVE6320196: Europe, 1940s: men guard door of building / Bridgeman Images

AVE6320217: Europe: 1940s: grave marker for Lieutenant R.Zehre German Air Force / Bridgeman Images

AVE6320220: Europe: 1940s: RAF men march together / Bridgeman Images

AVE6320226: Europe, 1940s: British air force planes in sky / Bridgeman Images

AVE6320232: Europe, 1940s: men and women in factory work / Bridgeman Images

AVE6320241: Europe, 1940s: planes take off from field / Bridgeman Images

AVE6320247: Europe, 1940s:pilot hit in plane / Bridgeman Images

AVE6320265: Europe, 1940s: map of Britain / Bridgeman Images

AVE6320268: Europe, 1940s: Tower Bridge surrounded by fog / Bridgeman Images

AVE6320301: United States, 1980s: boiling effect of viruses within cells and tissue, Spread of infection in tissues / Bridgeman Images

AVE6320307: United States, 1980s: cartoon virus attaches to cell membrane / Bridgeman Images

AVE6320328: Europe, 1940s: ladies talk to men at tea station / Bridgeman Images

AVE6320334: Europe, 1940s: plane flies over airfield at night / Bridgeman Images

AVE6320340: Europe, 1940s: buildings in Coventry after bombed hit / Bridgeman Images

AVE6320343: Unites States, 1970s: bubbling surface of Earth / Bridgeman Images

AVE6320346: Unites States, 1970s: animated planet Earth spins / Bridgeman Images

AVE6320356: Unites States, 1970s: Animation of Earth and satellite movements / Bridgeman Images

AVE6320374: Unites States, 1970s: people stranded on rocks after storm / Bridgeman Images

AVE6319470: United States, 1950s: Aerial views of neighborhood / Bridgeman Images

AVE6319475: United States, 1950s: View of toilet in outhouse, fade out / Bridgeman Images

AVE6319478: United States, 1950s: Tracking shot of derelict houses / Bridgeman Images

AVE6319487: United States, 1950s: Demolished building, wall falls / Bridgeman Images

AVE6319543: United States, 1950s: people admire motor car / Bridgeman Images

AVE6319570: United States, 1950s: man looks at sign post on junction / Bridgeman Images

AVE6319573: United States, 1950s: doctor arrives at house / Bridgeman Images

AVE6319582: United States, 1950s: Motor car stuck on hill, Police arrest driver / Bridgeman Images

AVE6319594: United States, 1950s: Henry Ford goes camping with friends John Burrows, Edison, and Harvey Firestone / Bridgeman Images

AVE6319645: Psychometric Testing / Bridgeman Images

AVE6319651: Astronauts in Space / Bridgeman Images

AVE6319657: Sally Ride and Judith Resnick Selected as First Female American Candidates for Space Mission / Bridgeman Images

AVE6319669: Mission Specialist Judith Resnick / Bridgeman Images