The Allis-Chalmers HD-19 tractor
Allis-Chalmers was the first heavy machinery builder to enter the big track-type tractor development race immediately following World War II. Richard Campbell looks at its...
Tag : roading and subdivision work
John Deere makes the Grade
Even before Sam Pemberton’s new full-featured John Deere 670 Grade Pro (GP) motor grader arrived at his company’s Hamilton yard, it had already created...