Icing research tunnel, Lewis Research Centre, USA, 1983.

Monopoly, Scrabble and chess, c 1990.

"Girl playing with a dog in a garden, 1949."

Ice skaters, 20 January 1938.

Novice ice skaters, 27 January 1933.

Bill Dana, American space pioneer, 1960s.

Chinese abacus or Suan Pan, 19th century.

Remains of Union soldiers killed at Cold Harbor, Virginia, 1864, (April 1865).

Monthly mean total ozone, October 1991.

Gordon Strachan, February 1989.

Soldier playing the guitar, Second World War, 30 November 1942.

Passengers playing cards in a railway carriage, 1950.