| 1 | Os InventoresBC DE 19Front cover | Cover | 1 | | | Donald Duck, Eega Beeva, Emil Eagle, Fethry Duck, Goofy, Gyro Gearloose and 3 more |
| 2 | Os InventoresB DE 19-FPFrontispiece page | Illustration | 1 | | Napoleão Figueiredo | Gyro Gearloose, Gyro's Helper |
| 3 | Os InventoresB DE 19-IPIntro pages | Illustration | 2 | | Euclides K. Miyaura | Emil Eagle, Gilbert, Gyro Gearloose, Ludwig Von Drake |
| 4 | 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 |
| 5 | Batalha de CérebrosW LVD 2-03 | Story | 4 | | Tony Strobl, Steve Steere | Ludwig Von Drake |
| 6 | E A FeitiçariaW US 32-02 | Story | 4 | Carl Barks | Carl Barks | Gyro Gearloose, Gyro's Helper, Witch doctor from W US 32-02 |
| 7 | Pateta Sai de "Kart"...W OS 1201-04 | Story | 5 | | Tony Strobl, John Liggera | Clarabelle Cow, Goofy, Mickey Mouse |
| 8 | O Tapete RolanteW US 83-02 | Story | 4 | Vic Lockman | Phil DeLara | Emil Eagle, Gyro Gearloose |
| 9 | Ao Gênio, O EscovãoS 67168 | Story | 11 | Dick Kinney | Phil DeLara | Fethry Duck, Uncle Scrooge |
| 10 | 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 |
| 11 | O Grande Invento Sem NomeS 67174 | Story | 9 | | Paul Murry | Goofy, Mickey Mouse |
| 12 | O Rival EngenhosoW US 34-02 | Story | 4 | Carl Barks | Carl Barks | Gyro Gearloose, Gyro's Helper, I. Giltfilcher |
| 13 | 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 |
| 14 | O Homem e A MáquinaW US 22-04 | Story | 4 | Carl Barks | Carl Barks | Gyro Gearloose, Gyro's Helper |
| 15 | O Limpa-CampoW WDC 273-02 | Story | 5 | | Jack Bradbury | Huey, Dewey and Louie, Ludwig Von Drake |
| 16 | Anúncios LetradosB 69006 | Story | 4 | Waldyr Igayara de Souza | Waldyr Igayara de Souza | Gyro Gearloose, Gyro's Helper, José Carioca, Nestor |
| 17 | Quando A Cidade EnlouqueceuW MM 30-02 | Story | 18 | Carl Fallberg | Dick Moores | Goofy, Lucifer, Mickey Mouse, Chief O'Hara |
| 18 | Números MarinhosW US 39-04 | Story | 4 | Carl Barks | Carl Barks | Gyro Gearloose, Gyro's Helper, Pig mayor |
| 19 | Minie em DuplicataS 63096 | Story | 8 | Carl Fallberg | Jack Bradbury | Ludwig Von Drake, Minnie Mouse, Mickey Mouse |
| 20 | Sociedade de GêniosW WDC 316-06 | Story | 4 | Vic Lockman | Tony Strobl, Steve Steere | Gyro Gearloose, Gyro's thinking cap, Mad Madam Mim |
| 21 | Vapor de PatoW LVD 3-08 | Story | 5 | Don Christensen | Tony Strobl, John Liggera | Gyro Gearloose, Huey, Dewey and Louie, Ludwig Von Drake, Uncle Scrooge |
| 22 | Um Caso ChocanteS 68104 | Story | 6 | | Jack Bradbury | Chip 'n' Dale, Chip, Dale, Gyro Gearloose |
| 23 | O Queijo da LuaS 63085 | Story | 10 | | Paul Murry | Ludwig Von Drake, Mickey Mouse |
| 24 | Descortesia Com Chapéu AlheioW US 88-03 | Story | 5 | | Tony Strobl, Mike Royer | Emil Eagle, Gyro Gearloose, Gyro's thinking cap |
| 25 | O Invento de EsquálidusB 73258 | Story | 8 | Ivan Saidenberg | Moacir Rodrigues Soares | Ape from YM 115, Dr. Everett Koppenhooper, Eega Beeva, Goofy, Mickey Mouse, Pluto and 1 more |
| 26 | O Último Invento do Prof. PardalW US 35-04 | Story | 4 | Carl Barks | Carl Barks | Gyro Gearloose, Gyro's Helper |
| 27 | 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 |
| 28 | Detalhe ImportanteW OS 1095-07 | Story | 1 | Carl Barks | Carl Barks | Gyro Gearloose |
| 29 | Teias TenebrosasW SG 14-02 | Story | 12 | | Kay Wright | Emil Eagle, Goofy, Super Goof, The Wicked Witch |
| 30 | Inventos em ProfusãoW OS 1267-07 | Story | 6 | Vic Lockman | Tony Strobl, John Liggera | Gyro Gearloose |
| 31 | Despedida AutomáticaZD 62-03-11 | Story | 1 | Bob Karp | Al Taliaferro | Donald Duck, Huey, Dewey and Louie, One of Donald's nephews, Ludwig Von Drake, Uncle Scrooge |
| 32 | 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 |
| 33 | IllustrationB DE 19-BHColophon page | Illustration | ½ | | | Gyro Gearloose |
| 34 | IllustrationB DE 19-BCBack cover | Illustration | 1 | | Napoleão Figueiredo | Gyro Gearloose |