AVE8890676: 1960s: man with oval metal plate walks up to large machine assembly, possibly a rocket or missile, screws plate onto machine with screwdriver as other man holds it in place / Bridgeman Images

AVE8890678: 1960s: Child in uniform holding a rifle. / Bridgeman Images

AVE8890697: 1960s: Snail. / Bridgeman Images

AVE8890701: 1960s: USA flag. / Bridgeman Images

AVE8890707: 1960s: Soldiers in uniform on patrol. Soldiers fall down on ground. / Bridgeman Images

AVE8890709: 1960s: Sea creature on bottom of water. / Bridgeman Images

AVE8890710: 1960s: Illustration of organism. / Bridgeman Images

AVE8890711: 1960s: Girl reads book on bed in dark. Girl gets up and sits in chair and turns on light to read. / Bridgeman Images

AVE8890716: 1960s: Microscopic view of organism. / Bridgeman Images

AVE8890723: 1960s: Creature under water. / Bridgeman Images

AVE8890726: 1960s: Illustration of organism. / Bridgeman Images

AVE8890730: 1960s: Man sits in ruins of building. Person paints watercolour. / Bridgeman Images

AVE8890743: 1960s: Man puts on hat. Ropes on wooden post. Man moves heavy bag. / Bridgeman Images

AVE8890747: 1950s: A girl feeds and pets a deer in the snowy woods. / Bridgeman Images

AVE8890748: 1950s: Deer lies in the snowy woods, stares to the side and swivels ears. / Bridgeman Images

AVE8890766: 1950s: A deer sniffs the ground, walks, and looks around in the snowy woods. / Bridgeman Images

AVE8890768: 1960s: Castle on mountain. Water. / Bridgeman Images

AVE8890775: People relax on deck of stone building overlooking ski slope. A woman removes her coat and hands it to her husband before lying back in chair. / Bridgeman Images

AVE8890781: 1950s: Two deer stand in the snowy woods. / Bridgeman Images

AVE8890785: 1950s: Children gather outside a window in a yard. A boy in front wears black and a white ruffle collar, and the other children wear paper hats. / Bridgeman Images

AVE8890787: 1950s: [upside down] Man in white coverall prepares dairy cow for milking. / Bridgeman Images

AVE8890796: 1950s: [upside down] Red Department of Education school bus parked with students disembarking bus. / Bridgeman Images

AVE8890803: 1950s: [upside down] Children in summer clothes on school playground play games with ball. Sign for Makara School on building. / Bridgeman Images

AVE8890821: A person drives a tractor down a dirt path in a field, another person in tow. / Bridgeman Images

AVE8890350: 1960s: A model of a human ear. Pointer rests against the ear drum and ear canal. / Bridgeman Images

AVE8890351: 1960s: A model of a human ear. Focus on the middle ear. / Bridgeman Images

AVE8890386: 1960s: A model of the human inner ear. Pointer touches the cochlea and semicircular canals. Hand places a label "Cochlea". Pointer traces the vestibular nerve. Label on "Semicircular canals". / Bridgeman Images

AVE8890390: Kettle on stove, hand picks up kettle, zoom in on burner. / Bridgeman Images

AVE8890391: Hands attach wire to battery, fan spinning on table, girl leans down to fan. / Bridgeman Images

AVE8890393: Neon signs, traffic on street at night. / Bridgeman Images

AVE8890394: Men working at adding machines. / Bridgeman Images

AVE8890402: Hand sets magnet on stand, rotates magnet with other magnet. / Bridgeman Images

AVE8890406: Train carrying coal outside of factory. / Bridgeman Images

AVE8890407: Close up of green flame between pieces of metal. / Bridgeman Images

AVE8890409: Magnet spinning on stand, man sets down object attached to wires. / Bridgeman Images

AVE8890413: Book on table, oil lamp burning. / Bridgeman Images