AVE6319989: United States, 1960s: Plane flying in poor visibility / Bridgeman Images

AVE6320001: United States, 1960s: Formation flight planes drop bombs / Bridgeman Images

AVE6320019: United States, 1960s: Man solders electrical components / Bridgeman Images

AVE6320025: United States, 1960s: Lady and man interview on sofa / Bridgeman Images

AVE6320052: United States, 1960s: Close up of engineering on space rocket as it turns slowly before launch / 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

AVE6320270: Europe, 1940s: view through gun window of plane / Bridgeman Images

AVE6320321: United States, 1980s: killer cell kills cancer and virus cells inside body / Bridgeman Images

AVE6320330: Europe, 1940s: people walk past bomb sites on way to work / Bridgeman Images

AVE6320336: Europe, 1940s: gun blast at night / Bridgeman Images

AVE6320382: Unites States, 1970s: animation of planet Earth, sun, and moon in space / Bridgeman Images

AVE6320421: Unites States, 1970s: wild dolphins jump out of water / Bridgeman Images

AVE6320449: United Kingdom, 1940s: British Isles on moving globe / Bridgeman Images

AVE6320452: United Kingdom, 1940s: man smokes pipe / Bridgeman Images

AVE6320272: Europe, 1940s: people salvage furniture from bombed homes in east end London / Bridgeman Images

AVE6320461: United Kingdom, 1940s: men unload fish on port / Bridgeman Images

AVE6320467: United States, 1970s: Close up of tire, zoom out to car / Bridgeman Images

AVE6320323: United States, 1980s: time lapse of long term damage to cells and immune system / Bridgeman Images

AVE6320527: United States, 1950s: man talks to camera / Bridgeman Images

AVE6320335: Europe, 1940s: hand writes observations on piece of paper / Bridgeman Images

AVE6320548: 1950s: Toddler in bathtub washes his face and head with washcloth / Bridgeman Images

AVE6320563: United States, 1960s: people play in swimming pool / Bridgeman Images

AVE6320802: 1970s: Man speaks / Bridgeman Images

AVE6320817: 1970s: Marker points at image / Bridgeman Images

AVE6320862: 1960s: Man in suit sits beneath wall design and talks while looking at camera / Bridgeman Images

AVE6320816: 1970s: Man holds up x-ray of skull / Bridgeman Images

AVE6320864: 1960s: Man sings while playing guitar / Bridgeman Images

AVE6320913: 1960s: Riverboat goes down Mississippi / Bridgeman Images