Schoolboys with robot, 29 December 1955.

Great Hall of the Royal Polytechnic Institution, London, 1838-1860.

'Rest & Entertainment', film poster,1937.

Cleaning a model of the Chelsea and Westminster Hospital, 1998.

The Great Hall of the Royal Polytechnic Institution, London, c 1838.

Chelsea and Westminster Hospital, 1998.

Two women modelling evening gowns on a roof-top.

Testing the roof in a mine shaft, Ramrod Hall Pit, Staffordshire, c 1890s.

Colt's stretcher for narrow trenches, 1915-1918.

Lewes railway station, 1850s.

Models wearing beach costumes walking in the street, 13 April 1931.

Outfall of the Kings Scholars-pond sewer, London, early 19th century.