Bonhams 1793 : A set of ivory geometry models, English, probably late 18th century, (12).

comprising twelve 3D shapes including rhombohedrons, a square based pyramid, trangular prism, cone, icosahedron, tuncated icosahedron, hexagonal pyramid, triangular prism, pentagonal pyramid, a double-ended hexagonal. pyramid, a tapered double-ended hexagonal pyramid, in wooden box, the largest 2 1/2in (6.3cm) wide (12).

Sold for £3,600 inc. premium

Category: Collectibles / Scientific Instruments

Auction terms and conditions