Ornament composed of a single piece of twisted iron, square in cross-section, bent into a circle with the tips bent back. The ends overlap.

Large gourd bowl with thick edges and a piece of wood inserted on top of which there are two holes. In the center are "piano strings" consisting of eight strips of metal.

Series of objects (parts a to d) showing the manufacturing of Tandu ware. Part a are the fragments of a clay form of a bottle. Part b is a round form of raw hide shaped over a clay centre. Part d is a raw hide bottle. Part d is a raw hide bottle with strips of black hide with fur attached to the outside; the fur is separated by orange and green leather strips.

Ring composed of thick copper wire.

Ring composed of wisted bands of tin and copper wire with tin knobs at each end. The ends overlap.

Ring composed of two strands twisted together and the loose ends brazed together. The ends overlap.

Knife with a curved, double-sided blade that ends in a point and has a central ridge running along its length. The knife is twisted at the neck, which flares outwards to form a short handle pierced with one hole at the top and that has two triangular notches cut from either side.

Knife with a curved, double-sided blade that ends in a point and has a central ridge running along its length. The knife is twisted at the neck, which flares outwards to form a short handle pierced with three holes at the curved top.