Amputation knife

Ely Cathederal by Kenneth Steel. British Ra

Dental descalers.

Steel and ivory amputation set, 1866-1871.

Steel and ivory amputation set, 1866-1871.

Steel and ivory amputation set, 1866-1871.

Plastic bearing. Acetal co-polymer (black)

Celluloid-covered steel buttons, early 20th century.

Head perforator

Rynd-type hypodermic syringe, London, England, c.1880.

Two castration devices, late 19th to early 20th century.

Bank of England bullion balance, devised by J Barton, 1820.