copy of

MACHINE TRANSLATION (not authorised yet)

A 26 cm high transparent cone with 3 differently coloured but also transparent inscribed elements, i.e. inscribed sphere, ellipse and hemisphere. Marked heights and circles (tangent points) of inscribed elements. The base of the cone is also the base of the inscribed hemisphere. The block was very carefully made by a German company specializing only in the production of blocks for education.