Burrough's adding and listing machine, 1926.

Burrough's adding and listing machine, c 1890s.

Stephen_Gavin_SSPL_V016

Medal awarded to Ludwig and Henry oertling, 1862.

'Bri-cal' adding machine, 1905-1909.

Addometer adding machine with eight stylus-operated dials, c 1925.

Bracelet, 1st century AD?

Two pairs of scisors, Roman, c 201-500 AD.

Carved male genitalia, Pompeii, 1-79 AD.

Terracotta head, 300 BC-100 AD.

Three pairs of Roman surgical shears, 200-500 AD.

Egyptian cubit rods, 2600 BC-1st Century AD.