Various
These are models of different type.
| Number | Title | Date of Design | Dimension (cm) | Material |
| Various, nr. 1 | Torus | - | - | Wood |
| Various, nr. 2 | Stereograph | - | - | Wood |
| Various, nr. 3 | - | - | - | String |
| Various, nr. 4 | - | - | - | Metal |
| Various, nr. 5 | - | - | - | Metal |
| Various, nr. 6 | - | - | - | String |
| Various, nr. 7 | - | - | - | String and Metal |
| Various, nr. 8 | Maybe a part of Serie X, nr 1? | - | - | Metal |
| Various, nr. 9 | Icosidodecahedron | - | - | Metal |
| Various, nr. 10 | schalentheorie? | - | - | Metal |
| Various, nr. 11 | Helix of flat figures? | - | - | Metal |
| Various, nr. 12 | Great Icosahedron | - | - | Wood |
| Various, nr. 13 | Small Stellated Dodecahedron | - | - | Wood |
| Various, nr. 14 | Great Stellated Dodecahedron | - | - | Wood |
| Various, nr. 15 | - | - | - | Wood |
| Various, nr. 16 | - | - | - | String |
| Various, nr. 17 | - | - | - | String |
| Various, nr. 18 | - | - | - | Red metal |
| Various, nr. 19 | - | - | - | Wire |