Source google image: https://i.pinimg.com/236x/22/4d/d6/224dd67a92b74199706391c9081951d5–lego-airplane-instructions-lego-instructions.jpg
Lego instructions by year
Source google image: https://i.pinimg.com/236x/22/4d/d6/224dd67a92b74199706391c9081951d5–lego-airplane-instructions-lego-instructions.jpg