Mercury delay-line store, c 1950.

Williams tube, mercury delay-line and two wire delay-line stores, 1950s.

EDSAC 1 computer, c 1949.

X-ray installation, 1896-1897.

Three fluorescent lamps, 1957-1967.

Nickel delay-line store, c 1958.

X-rays of the hands of King George and Queen Mary, 1896.

The contents of an American food parcel, 1 December 1946.

Extrusion die for elastic band tubing, 1965-1975.

Elastic band tubing and elastic bands, 1996.

Combined barometer and thermometer, 1719.

O'Dwyer paediatric intubation set, 1905-1920.