Image | Item No. | Description |
| 075-1 (Inv) | Pre-School Set 17 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 078-2 (Inv) | Pre-School Set 31 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 365-1 (Inv) | Wild West Scene 552 Parts, 8 Minifigures, 1975 Catalog: Sets: LEGOLAND: Western: Cowboys |
| 516-1 (Inv) | Bricks and Half Bricks 20 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 517-2 (Inv) | Bricks, Half Bricks and Arches 20 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 518-8 (Inv) | Bricks, Half Bricks and Trolley 17 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 519-8 (Inv) | Bricks, Half Bricks, Arches, Trolley 20 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 521-8 (Inv) | All Bricks in All Colors 31 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |