AVE8894166: 1950s: Cargo Ships navigate river near city. / Bridgeman Images

AVE8894171: 1960s: Milkman approaches house, puts milk bottles in window. / Bridgeman Images

AVE8894174: 1960s: Man gives boy basket of produce from truck, boy carries basket to building. / Bridgeman Images

AVE8894201: 1960s: Man in fringed jacket and coonskin cap walks through forest holding a shotgun. Man crouches and points shotgun. / Bridgeman Images

AVE8894214: 1960s: Dinosaur skeleton and totem poles in museum hall. / Bridgeman Images

AVE8894834: 1960s: Painting of 17th century British Army soldiers in red coats talking to peasants. / Bridgeman Images

AVE8894748: 1960s: Ocean horizon with trees and banks. / Bridgeman Images

AVE8894751: 1960s: Colour illustration of Vikings cutting down trees to build a boat. Men painting boats and getting sails ready. Men pulling boat out to water. / Bridgeman Images

AVE8894755: 1960s: Viking family eats and talks. / Bridgeman Images

AVE8894767: 1960s: A Viking longship slowly sails on the ocean at sunrise. / Bridgeman Images

AVE8894775: 1960s: Women, man and child walk through woods with cow. / Bridgeman Images

AVE8894782: 1960s: Colonial man in racoon cap walks out of cabin, followed by three young women in pinafores and shawls. Cows in the yard. / Bridgeman Images

AVE8894785: 1960s: A Viking longship slowly sails on the ocean. / Bridgeman Images

AVE8894786: 1960s: Woman wakes up young boy under quilt and straw mattress. / Bridgeman Images

AVE8894787: 1960s: Boy herds sheep with tree branch. / Bridgeman Images

AVE8894793: 1960s: Illustration of man in coat and hat of 17th Century era with soldiers behind him. / Bridgeman Images

AVE8894794: 1960s: Two Vikings sit at a table in a darkened room and eat. Viking woman butters bread. Viking woman smiles. / Bridgeman Images

AVE8894802: 1960s: Painting of a soldier on a white horse surrounded by soldiers. / Bridgeman Images

AVE8894808: 1960s: People and horses walk along banks of river. Men gesture at people. / Bridgeman Images

AVE8894816: 1960s: Boy walks away from group of pioneers. / Bridgeman Images

AVE8894819: 1960s: A man and boy sit beside a fire at night. The man holds a silver bracelet and speaks to the boy. / Bridgeman Images

AVE8894822: 1960s: Man with long curls sits at desk and writes a letter with a feather pen. / Bridgeman Images

AVE8894828: 1960s: Man pours buckshot into rifle. / Bridgeman Images

AVE8894829: 1960s: Hands slowly lower a purple velvet crown inlaid with jewels. / Bridgeman Images

AVE8894835: 1960s: Boy stands before pioneer caravan. / Bridgeman Images

AVE8894237: 1950s: Cowboys herd cattle through gates at stockyard. / Bridgeman Images

AVE8894241: 1960s: Underwater aquarium shot with tropical fish swimming. / Bridgeman Images

AVE8894242: 1950s: Angelfish swim near treasure chest and plants in aquarium. / Bridgeman Images

AVE8894246: 1960s: Earthworm slithering through the dirt. / Bridgeman Images

AVE8894249: 1960s: Small animal hiding in a cave, briefly runs out. / Bridgeman Images

AVE8894269: 1960s: Tiny worms eating a leaf. / Bridgeman Images

AVE8894273: 1960s: Insect trying to climb inside bug eaten wood. / Bridgeman Images

AVE8894275: 1950s: Teenagers wait at base of diving board ladder. Girl dives into pool from diving board in reverse. / Bridgeman Images

AVE8894279: 1960s: Bird getting into it's burrowed nest among the grass. / Bridgeman Images

AVE8894280: 1960s: Underwater aquarium shot with small fish swimming in dark, shadowy water. / Bridgeman Images

AVE8894283: 1960s: Bird feeding it's young in it's nest among the grass. / Bridgeman Images