A group of men rescuing a wounded man in Peru. (Photo by Hulton Archive/Getty Images). Circa 1935

A mother in Peru binds her baby to her back as she works. (Photo by Three Lions/Getty Images). 23rd December 1947

A street photographer preparing to take a picture of a Peruvian girl. (Photo by Three Lions/Getty Images). Circa 1950

Peruvian workers demonstrate how the ancient Incas polished the large surfaces of their stone buildings, by hauling a rough boulder back and forth across the rock face. (Photo by Kurt Severin/Hulton Archive/Getty Images). Circa 1950

A schoolgirl writes at the blackboard in an Adventist school on the reed island of Urso, on Lake Titicaca, Peru. (Photo by Three Lions/Getty Images). Circa 1950

A Sunday market in Pisac, Peru. (Photo by Three Lions/Getty Images). Circa 1950

Passengers wait for the next train at Cuzco railway station, central Peru. (Photo by Three Lions/Getty Images). Circa 1950

A native Peruvian Aymara Woman with a pair of twins in a sling on her back. (Photo by Three Lions/Getty Images). Circa 1950

Huancayo children carrying firewood in Peru. (Photo by Evans/Three Lions/Getty Images). Circa 1955

A chief of one of the indigenous tribes of Peru. (Photo by W. H. Kress/Three Lions/Getty Images). Circa 1955

A Peruvian woman treks through the Andes carrying her baby on her back in a fold of her shawl. (Photo by Three Lions/Getty Images). Circa 1955

Women shopping for pottery in the marketplace of Puno in the Peruvian Andes. (Photo by Three Lions/Getty Images). Circa 1955

Burdened with a shawl full of her belongings, a woman stops for a rest on the road between Julaca and Puno in Peru. (Photo by Three Lions/Getty Images). Circa 1955

The citizens of Puno in the Peruvian Andes celebrate a wedding with a traditional dance. (Photo by Three Lions/Getty Images). Circa 1955

The women of Peru frequently wear masculine-style hats, as seen by the clientele of this hat stall in the marketplace of Puno, in the Peruvian Andes. (Photo by Three Lions/Getty Images). Circa 1955

Three young girls in the streets of Cuzco, ancient capital of the Peruvian Incas. The walls beside them date back to that civilisation. (Photo by Three Lions/Getty Images). Circa 1955

A Peruvian woman holding a large guinea pig – not a pet, but a sought-after delicacy. (Photo by Three Lions/Getty Images). Circa 1955

Peruvian children kissing a sculpture of a suffering Christ. (Photo by Nevins/Three Lions/Getty Images). Circa 1955

Quechua Indians, the descendants of Incas, at a market to sell their produce and buy supplies. (Photo by Three Lions/Getty Images). Circa 1955

Government workers on strike in the industrial town of Arequipa, south of Lima. (Photo by Evans/Three Lions/Getty Images). Circa 1955

All manner of transportation can be seen on the roads of Iquitos, Peru. (Photo by Three Lions/Getty Images). Circa 1955

The railway station at Cuzco, Peru. (Photo by Evans/Three Lions/Getty Images). Circa 1955

Families of native Uros indians live on small islands fashioned from reeds on Lake Titicaca, in Peru. There are now only around 100 such islands. (Photo by Three Lions/Getty Images). Circa 1955

A queue of tins in front of the water tap in a Peruvian town awaits the advent of the “Day of water”, when the townspeople will collect their supply of water. (Photo by Paul Almasy/Three Lions/Getty Images). Circa 1955

A Peruvian girl, descendant of the ancient Incas, sits near her home in the Andes. (Photo by Three Lions/Getty Images). Circa 1955

A street in Cuzco, Peru with beautifully carved wooden balconies. (Photo by Evans/Three Lions/Getty Images). Circa 1955

A Peruvian cargodore in Cuzco makes a living by carrying heavy loads on his back. (Photo by Three Lions/Getty Images). Circa 1955

Two Peruvian Indian women, wearing traditional bowler-style hats, sell home-made brushes in a street market. (Photo by Three Lions/Getty Images). Circa 1955

A Peruvian woman leads her llama through the old Inca town of Cuzco, high in the Andes. The animal is laden with dung to be sold for fertilizer. (Photo by George Pickow/Three Lions/Getty Images). Circa 1955

A Quechua woman hides her merchandise of coco leaves, at the market at Pisac, Peru. (Photo by Three Lions/Getty Images). Circa 1955