X-ray of a human hand, 1895-1915.

X-ray of part of a human hand, 1895-1915.

X-ray of the right hand of Prince George, 1932.

Bronze votive axehead, Brittany, France, Bronze Age, 2000-500 BC.

Helen Jacobs (right) and Mrs Sperling, Wimbledon 1935.

Votive terracotta face, probably Roman, 200 BC-200 AD.

Anatomical study of male musculature; man holding a rope, c 1555.

Hargraves's Spinning Jenny, 1760. A modern

'The Mallard' Locomotive No 4468 A4 class, March 1938.

Ancient Egyptian faience amulet, right eye, 4000-30 BC.

Roman Abacus.

Roman Abacus.