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...
all-hydraulicCaterpillarelevatingScrapers

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...