'Science and Plants for Schools' DNA kit, 1993.

'Science and Plants for Schools' DNA kit, 1993.

'Train to be a Nurse, a Distinguished Career for Women', poster, c 1940s.

Rubislaw Quarry, Aberdeen, 20th century.

"Cropped version of 'The Continent via Harwich', LNER poster, c 1930s."

'Arsenal F.C. in training', 1934

Nurses posing with wounded English soldiers, 1914-1918.

Nurses at a war hospital posing for a photograph, 1914-1918.

Nurses and wounded British soldiers in a hospital ward, 1914-1918.

Skin colour test kit. England, c.1935.

Painted plastic strips, by Thomas Lewis's kit, 1926.

Four boys in sports kit running around a bend on a racetrack, c 1920s.