![There are 42 years between those two sets. 1977 vs 2019. What a huge progress! (LEGO 42100 and LEGO 850) : r/lego There are 42 years between those two sets. 1977 vs 2019. What a huge progress! (LEGO 42100 and LEGO 850) : r/lego](https://preview.redd.it/hi51rj8gq4q31.jpg?width=640&crop=smart&auto=webp&s=cd72aaee4b97bc916191b90e1904fc50adf481ea)
There are 42 years between those two sets. 1977 vs 2019. What a huge progress! (LEGO 42100 and LEGO 850) : r/lego
![Moving mountains with the new LEGO Technic 42100 Liebherr R 9800 Excavator [Review] - The Brothers Brick | The Brothers Brick Moving mountains with the new LEGO Technic 42100 Liebherr R 9800 Excavator [Review] - The Brothers Brick | The Brothers Brick](https://s3-us-west-2.amazonaws.com/media.brothers-brick.com/2019/10/LEGO-Technic-42100-Liebherr-R-9800-Excavator-Review-47.png)
Moving mountains with the new LEGO Technic 42100 Liebherr R 9800 Excavator [Review] - The Brothers Brick | The Brothers Brick
![Moving mountains with the new LEGO Technic 42100 Liebherr R 9800 Excavator [Review] - The Brothers Brick | The Brothers Brick Moving mountains with the new LEGO Technic 42100 Liebherr R 9800 Excavator [Review] - The Brothers Brick | The Brothers Brick](https://s3-us-west-2.amazonaws.com/media.brothers-brick.com/2019/09/LEGO-Technic-42100-Liebherr-R-9800-Excavator-Review-33-640x427.jpg)
Moving mountains with the new LEGO Technic 42100 Liebherr R 9800 Excavator [Review] - The Brothers Brick | The Brothers Brick
![LEGO MOC Mining Truck C793 for Liebherr R9800 (42100) by RB-instructions | Rebrickable - Build with LEGO LEGO MOC Mining Truck C793 for Liebherr R9800 (42100) by RB-instructions | Rebrickable - Build with LEGO](https://cdn.rebrickable.com/media/thumbs/mocs/moc-31618.jpg/1000x800.jpg)
LEGO MOC Mining Truck C793 for Liebherr R9800 (42100) by RB-instructions | Rebrickable - Build with LEGO
![LEGO reveals 12 new sets from Speed Champions, TLM2, and Technic, including 42100 Liebherr R 9800 mining excavator [News] - The Brothers Brick | The Brothers Brick LEGO reveals 12 new sets from Speed Champions, TLM2, and Technic, including 42100 Liebherr R 9800 mining excavator [News] - The Brothers Brick | The Brothers Brick](https://s3-us-west-2.amazonaws.com/media.brothers-brick.com/2019/06/LEGO-Technic-2HY-2019-TBB-Cover.jpg)
LEGO reveals 12 new sets from Speed Champions, TLM2, and Technic, including 42100 Liebherr R 9800 mining excavator [News] - The Brothers Brick | The Brothers Brick
![LEGO reveals 12 new sets from Speed Champions, TLM2, and Technic, including 42100 Liebherr R 9800 mining excavator [News] - The Brothers Brick | The Brothers Brick LEGO reveals 12 new sets from Speed Champions, TLM2, and Technic, including 42100 Liebherr R 9800 mining excavator [News] - The Brothers Brick | The Brothers Brick](https://s3-us-west-2.amazonaws.com/media.brothers-brick.com/2019/06/LEGO-Catalog-2HY-2019-Technic-42100-Liebherr-640x274.jpg)
LEGO reveals 12 new sets from Speed Champions, TLM2, and Technic, including 42100 Liebherr R 9800 mining excavator [News] - The Brothers Brick | The Brothers Brick
![Clearer Image of Massive (and Expensive) LEGO Technic Liebherr R9800 (42100) Shared by Dutch LEGO News Site | The Brick Show Clearer Image of Massive (and Expensive) LEGO Technic Liebherr R9800 (42100) Shared by Dutch LEGO News Site | The Brick Show](https://i0.wp.com/brickshow.com/wp-content/uploads/2019/04/lego-422100-technic-liebherr-bauma2.jpg?resize=750%2C580&ssl=1)