A tetrahedron

1937

Set of Platonic solids

Tetrahedron a regular Platonic Solid

1963-1965

A cube (hexahedron)

1937

An icosahedron

1937

Selection of 62 uniform polyhedron models

1963-1965

Octahedron a regular Platonic Solid

1963-1965

Cube or Hexahedron a regular Platonic Solid

1963-1965

Dodecahedron a regular Platonic Solid

1963-1965

Selection of models showing the five regular Platonic solids:- tetrahedron

1937