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...
Although the Cat 630A was a significant improvement on its predecessor, it didn’t have hydraulic controls and was soon surpassed by the 630B. By Richard...
Introduced in 1963, the Model 175 was one of a quartet of totally integrated track type loaders to be offered by International Harvester (the others...