Character
Gyro's thinking cap
Stories
4 stories| Title | Year | By | Kind | Pages | Made in | Printings |
|---|---|---|---|---|---|---|
| The Pilfered Plan Plot | 1971 | Carl Fallberg, Tony Strobl | 8 | Disney Studio (foreign market stories) | 22 | |
| Genius in a Jam | 1971 | Phil DeLara | 4 | Western | 22 | |
| Anschlag auf die Denkkappe | 1971 | Tony Strobl | 1 | Germany | 3 | |
| Anschlag auf die Denkkappe | 1971 | 1 | Germany | 3 |