| 1 | Os InventoresBC DER 18 | Cover | 1 | | Napoleão Figueiredo | The Beagle Boys, Two of the Beagle Boys, Fethry Duck, Goofy, Gyro Gearloose, Huey, Dewey and Louie and 3 more |
| 2 | Os InventoresB DER 18-FPFrontispiece page | Illustration | 1 | | | Gyro Gearloose |
| 3 | A Caixinha PretaW US 57-02 | Story | 24 | Carl Barks | Carl Barks | Bruto Castrova, Donald Duck, Huey, Dewey and Louie, The Junior Woodchucks, Pig mayor, Uncle Scrooge |
| 4 | Batalha de CérebrosW LVD 2-03 | Story | 4 | | Tony Strobl, Steve Steere | Ludwig Von Drake |
| 5 | Prof. Pardal e A FeitiçariaW US 32-02 | Story | 4 | Carl Barks | Carl Barks | Gyro Gearloose, Gyro's Helper, Witch doctor from W US 32-02 |
| 6 | Pateta Sai de "Kart"...W OS 1201-04 | Story | 5 | | Tony Strobl, John Liggera | Clarabelle Cow, Goofy, Mickey Mouse |
| 7 | Ao Gênio, O EscovãoS 67168 | Story | 11 | Dick Kinney | Phil DeLara | Fethry Duck, Uncle Scrooge |
| 8 | Os Que Riam de RaivaW DD 118-01 | Story | 14 | Vic Lockman | Tony Strobl, Steve Steere | Donald Duck, Emil Eagle, Gyro Gearloose, Huey, Dewey and Louie |
| 9 | O Grande Invento Sem NomeS 67174 | Story | 9 | | Paul Murry | Goofy, Mickey Mouse |
| 10 | O Ouro e O RepolhoW US 8-02 | Story | 23 | Carl Barks | Carl Barks | The Beagle Boys, Donald Duck, Huey, Dewey and Louie, Professor from W US 8-02, Uncle Scrooge |
| 11 | O Homem e A MáquinaW US 22-04 | Story | 4 | Carl Barks | Carl Barks | Gyro Gearloose, Gyro's Helper |
| 12 | Anúncios LetradosB 69006 | Story | 4 | Waldyr Igayara de Souza | Waldyr Igayara de Souza | Gyro Gearloose, Gyro's Helper, José Carioca, Nestor |
| 13 | Quando A Cidade EnlouqueceuW MM 30-02 | Story | 18 | Carl Fallberg | Dick Moores | Goofy, Lucifer, Mickey Mouse, Chief O'Hara |
| 14 | Minie em DuplicataS 63096 | Story | 8 | Carl Fallberg | Jack Bradbury | Ludwig Von Drake, Minnie Mouse, Mickey Mouse |
| 15 | Sociedade de GêniosW WDC 316-06 | Story | 4 | Vic Lockman | Tony Strobl, Steve Steere | Gyro Gearloose, Gyro's thinking cap, Mad Madam Mim |
| 16 | Um Caso ChocanteS 68104 | Story | 6 | | Jack Bradbury | Chip 'n' Dale, Chip, Dale, Gyro Gearloose |
| 17 | O Queijo da LuaS 63085 | Story | 10 | | Paul Murry | Ludwig Von Drake, Mickey Mouse |
| 18 | Descortesia Com Chapéu AlheioW US 88-03 | Story | 5 | | Tony Strobl, Mike Royer | Emil Eagle, Gyro Gearloose, Gyro's thinking cap |
| 19 | A Monstruosa Máquina Paulo BunianW US 28-01 | Story | 21 | Carl Barks | Carl Barks | The Beagle Boys, Clerkly, Donald Duck, Huey, Dewey and Louie, Uncle Scrooge |
| 20 | O Último Invento do Prof. PardalW US 35-04 | Story | 4 | Carl Barks | Carl Barks | Gyro Gearloose, Gyro's Helper |
| 21 | Teias TenebrosasW SG 14-02 | Story | 12 | | Kay Wright | Emil Eagle, Goofy, Super Goof, The Wicked Witch |
| 22 | A Fórmula Secreta do Professor ZeroW WDC 339-05P | Story | 24 | Alpine Harper, Cecil Beard | Paul Murry | Emil Eagle, Goofy, Mickey Mouse, Dangerous Dan McBoo, Idgit the Midget, Chief O'Hara |
| 23 | StoryYM 84-04-21Colophon page | Story | ½ | Del Connell | Román Arámbula, Bill Langley | Goofy, Mickey Mouse |