| Hallo liebe Rätselfreunde | 1983 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1983 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1983 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1983 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1984 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1984 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1984 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1984 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1985 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1985 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1985 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1985 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde! | 1985 | | Illustration | 1 | Germany | 2 |
| Hereinspaziert, hereinspaziert liebe Rätselfreunde! | 1985 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde | 1986 | | Illustration | 1 | Germany | 2 |
| Hallo liebe Rätselfreunde! | 1986 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1980 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1981 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1981 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1981 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1981 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1982 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1982 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1982 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1982 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1982 | | Illustration | 2 | Germany | 2 |
| Untitled illustration | 1982 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1983 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1983 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1983 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1984 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1984 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1984 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1984 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1984 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1984 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1985 | | Illustration | 2 | Germany | 2 |
| Untitled illustration | 1985 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1985 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1985 | | Illustration | <1 | Germany | 2 |
| Geo-Kniffel | 1985 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1986 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1986 | | Illustration | 1 | Germany | 2 |
| Das Auto-Kniffel | 1986 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1986 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1986 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1986 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1986 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1986 | | Illustration | <1 | Germany | 2 |
| Hallo Rätselfreunde | 1986 | | Illustration | 1 | Germany | 2 |
| Hallo Rätselfreunde | 1986 | | Illustration | 1 | Germany | 2 |
| Hallo Rätselfreunde | 1986 | | Illustration | 1 | Germany | 2 |
| Hallo Rätselfreunde | 1987 | | Illustration | <1 | Germany | 2 |
| Hallo Rätselfreunde | 1987 | | Illustration | <1 | Germany | 2 |
| Hallo Rätselfreunde | 1987 | | Illustration | <1 | Germany | 2 |
| Hallo Rätselfreunde | 1987 | | Illustration | <1 | Germany | 2 |
| Untitled illustration | 1986 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1986 | | Illustration | 1 | Germany | 2 |
| Suchsel | 1987 | | Illustration | 1 | Germany | 2 |
| Untitled illustration | 1987 | | Illustration | 1 | Germany | 2 |