AVE8895509: 1950s: Sheep gather around eating from a bucket, Boy in buckskins uses a stick to drive the sheep off. / Bridgeman Images

AVE8895519: 1950s: Horse in a crude corral and a log blockhouse. / Bridgeman Images

AVE8895522: 1950s: Four men with rifles and axes walk across an open space at a fort. / Bridgeman Images

AVE8895523: 1950s: Group of people and horses, led by a man in buckskins, walk along a river. Three men with rifles stand on the opposite bank and point to the travellers. / Bridgeman Images

AVE8895529: 1950s: Older man pours gunpowder from a powder horn into a measure. He pours the powder in the muzzle of the rifle. He pulls out some wadding and a musket ball and places them in the muzzle. / Bridgeman Images

AVE8895531: 1950s: Man in buckskins chops at the end of a felled log. Another man in a leather vest and carrying a rifle approaches. The two men talk. / Bridgeman Images

AVE8895533: 1950s: Man in buckskins trims the branches from a felled tree. He pauses and looks up. / Bridgeman Images

AVE8895536: 1950s: A blood blister on the palm of a hand. / Bridgeman Images

AVE8895544: 1950s: Dew on a carnation. A finger wipes a drop from a petal. / Bridgeman Images

AVE8895545: 1950s: A sycamore in winter without leaves. / Bridgeman Images

AVE8895552: 1950s: Grove of winter barren trees near houses. / Bridgeman Images

AVE8895555: 1950s: Winter barren poplar in a grove of trees. / Bridgeman Images

AVE8895560: 1950s: Immature almonds on a tree. / Bridgeman Images

AVE8895571: Thailand 1950s: Truck approaches a warehouse with a smokestack reading "NARIC". / Bridgeman Images

AVE8895581: 1950s: Two Indigenous people manoeuvre a canoe through a marsh. The woman uses sticks to beat grass seeds into the canoe. / Bridgeman Images

AVE8895583: Thailand 1950s: Person cuts vegetables. Boy enters and bows with his hands together. Person returns the gesture. Boy sits down next to them. / Bridgeman Images

AVE8895281: 1960s: Man sits at desk thinking then writes in journal. / Bridgeman Images

AVE8895288: 1960s: Crowds of English civilians and soldiers meet near large desk and flag in painting. / Bridgeman Images

AVE8895292: 1960s: Man holds toy, wood rifle while talking to boy. He hands boy the toy rifle. / Bridgeman Images

AVE8895295: 1960s: Man talks to boy while boy looks down sight of toy, wood rifle. / Bridgeman Images

AVE8895297: 1960s: Woman standing, holding open book, talks to people seated around room. She points to page in book girl holds open. / Bridgeman Images

AVE8895304: 1960s: Woman standing, holding open book, talks to people seated around room. She points to page in book girl holds open. / Bridgeman Images

AVE8895306: 1960s: Oliver Cromwell sits at desk and looks at handwritten letter. / Bridgeman Images

AVE8895307: 1960s: Boy leads two hunters carrying furs across field. / Bridgeman Images

AVE8895309: 1960s: Man in top hat and cape walks off garden path and across estate lawn. / Bridgeman Images

AVE8895327: 1960s: Man sits on ground next to boy, talking passionately. Boy talks to man, man responds. / Bridgeman Images

AVE8895339: 1960s: Sailors talk and consult book on dock near ocean. / Bridgeman Images

AVE8895341: 1960s: Sailors shake hands and talk on dock. Sailors talk and consult book on dock near ocean. / Bridgeman Images

AVE8895347: 1960s: Person runs hand over braille words on page. / Bridgeman Images

AVE8895351: 1960s: Person runs hand over braille words on page. / Bridgeman Images

AVE8895354: 1960s: Man with top hat and cape walks to stream in valley. Man walks along stream in woods. / Bridgeman Images

AVE8895355: 1960s: Painted portrait of man. Man holds document in hand in portrait. / Bridgeman Images

AVE8895359: 1960s: Light beams reflect off of arched metal instrument in laboratory. / Bridgeman Images

AVE8895365: 1960s: Men and woman gather in ornate meeting hall in illustration. / Bridgeman Images

AVE8895370: 1960s: Men with Billy clubs and rifle run from gate of medieval houses. Woman stands at gate and watches angry men run across lawn. / Bridgeman Images

AVE8895371: 1960s: Grass field and bushes. Boy wearing tunic and hat walks up, stops and turns to look behind them. / Bridgeman Images