* Add 2 Part 3069bp01 White Tile 1 x 2 with Mail Envelope, Address and Stamp Pattern
* Change {12 to 10} Part White 3069b Tile 1 x 2 with Groove
* Change {5 to 6} Part Black 3710 Plate 1 x 4
Comments from Submitter:
Sources:
- Instructions
- Set from my childhood
- LEGO replacements parts site
- Inventory of set 4561 (with these changes both inventories will be identical exept for the speed regulator with wires which only came in 4561)