High-fashion hats, July 1985.

Silver ear trumpet, London, England, 1814.

Votive figure showing a woman breast-feeding a child. Italy, 350 BCE - 50 BCE.

Intel 486 and Pentium microprocesors, 1989 and 1992.

Casagrande liquid-limit apparatus, 1967, and cone penetrometer, 1980s.

Group of Egyptian amulets, 4000-30 BC.

Maxim's flying machine after its 'flight' of 31st July 1894.

Confederate Generals killed in action during the American Civil War, c 1863.

Intel 486 and Pentium microprocesors, 1989 and 1992.

Confederate Generals of the American Civil War, c 1863.

Votive head, Roman, 100 BC to 400 AD.

Ear, nose and throat organs, 19th-20th century.