Tag : the J621

Classic Machines

The Caterpillar 633 elevating scraper

Contrafed PUblishing
The 1960s and 1970s were a very fertile time for machinery manufacturers with a worldwide boom in earthmoving projects, and the big manufacturers of the...

The Caterpillar 619 scraper

Contrafed PUblishing
Caterpillar’s model 619 motor scraper was the very first of its ‘600’ series machines and introduced quite a few innovations not seen on its previous...