AVE6324338: United States: 1950s: two men work at desk next to RADEF sign. / Bridgeman Images

AVE6324348: United States: 1950s: Man speaks on telephone. / Bridgeman Images

AVE6324353: United States: 1950s: Man draws fallout forecast on map. / Bridgeman Images

AVE6324361: United States: 1950s: Men work in emergency response office. / Bridgeman Images

AVE6324367: United States: 1950s: side profile as man picks up telephone on desk. / Bridgeman Images

AVE6324371: United States: 1950s: Illustration shows nuclear fallout stations. / Bridgeman Images

AVE6324376: 1930s: Woman sits in parked car / Bridgeman Images

AVE6324379: United States: 1950s: Men talk by blackboard and whiteboard. / Bridgeman Images

AVE6324382: United States: 1950s: Drawing of nuclear shelters on map. / Bridgeman Images

AVE6324390: 1930s: Car drives along curving roads in hilly terrain / Bridgeman Images

AVE6324394: 1930s: Car drives along rural dirt road lined with electric poles / Bridgeman Images

AVE6324395: 1950s: A man gets out of bed and turns off his alarm clock / Bridgeman Images

AVE6323701: United States, 1970s: man gives interview opinion in street / Bridgeman Images

AVE6323704: United States, 1960s: engineers work at drawings together / Bridgeman Images

AVE6323709: United States, 1970s: girl plays electric guitar / Bridgeman Images

AVE6323713: United States, 1960s: proving ground track / Bridgeman Images

AVE6323715: United States, 1970s: teenagers talk to man / Bridgeman Images

AVE6323719: United States, 1960s: car drives into guard rail / Bridgeman Images

AVE6323726: United States, 1970s: children walk away from man / Bridgeman Images

AVE6323729: United States, 1960s: man works on car assembly line at manufacture plant / Bridgeman Images

AVE6323740: United States, 1970s: man covered in eggs talks to camera / Bridgeman Images

AVE6323741: United States, 1960s: man inspects and repairs car on assembly line / Bridgeman Images

AVE6323743: United States, 1960s: worker looks down microscope / Bridgeman Images

AVE6323758: United States, 1960s: Firebird One car on test road / Bridgeman Images

BOF6323908: Development Of Communications - From Telegraph To T.V. / Bridgeman Images

AVE6323911: United States, 1940s: animation of sun with hole on side / Bridgeman Images

AVE6323914: United States, 1940s: hands move around clock face / Bridgeman Images

AVE6323917: United States, 1940s: clouds in blue sky above sea shore / Bridgeman Images

AVE6323920: United States, 1940s: time lapse as pink rose opens / Bridgeman Images

AVE6323760: United States, 1960s: passengers on research bus / Bridgeman Images

AVE6323765: United States, 1970s: students interview people about food / Bridgeman Images

AVE6323767: United States, 1970s: children eat with chopsticks / Bridgeman Images

AVE6323772: United States, 1960s: cartoon animation of positive crank case ventilation valve / Bridgeman Images

AVE6323775: United States, 1960s: cartoon of exhaust control emissions / Bridgeman Images

AVE6323776: United States, 1960s: vacuum motor and gate valve in engine of car / Bridgeman Images

AVE6323784: United States, 1970s: children show food to camera / Bridgeman Images