A photo of an engineer wiring an early IBM computer, 1958 by Berenice Abbott.

London, 1940 (William Vandivert)

Arthur Conan Doyle and his first wife Louise on a bicycle made for two in 1892. Colourised by JM colours.

Verrazano Narrows during construction, early 60s.

U.S. Navy Icebreakers (L-R) USS Burton Island (AGB-1), USS Atka (AGB-3), and USS Glacier (AGB-4) push together to move a huge iceberg from the channel to McMurdo Station, Antarctica, on New Year's Eve 1965

Woman sticking anti burglar glass onto back wall of house Liverpool 8 1971

Old World Trade Center during the Christmas Season, 1995.

Życie towarzyskie w jednej z wiejskich świetlic kulturalno-oświatowych Klub Rolnika, w 1968 r.

Robert McGee, scalped as a child by Sioux Indians. 1890.

London from St Paul's Cathedral as it looked in August 1942 by the late Wolf Suschitzky.

A woman undergoing bloodletting. It remained popular in folk medicine long after falling out of favour among doctors. Mangskog, Sweden in 1922.

Bloodletting was long considered to be a panacea. According to the humoral theory, it was sometimes necessary to remove some blood in order to bring balance among the four fluids of the body.

Bloodletting fell out of favour during the second half of the 19th century and is now only