Whistler's laryngeal cutting dilator, early 20th century.

Plastic jewellery from the John Jese collection, early 20th century.

Tube of sterile silkworm gut, late 19th or early 20th century.

Tobold's laryngeal syringe, early 20th century.

Tobold's laryngeal syringe, early 20th century.

Edward Richard Bolton, early 20th century.

Steam railcar, late 19th-early 20th century.

The L18 submarine, early 20th century.

The M3 submarine, early 20th century.

'Morning Star' 'Lebaudy' airship in flight, early 20th century.

The L52 submarine, early 20th century.

Marsh Gibbon & Poundon Station, up direction, early 20th century.