The Allis-Chalmers HD-20, last of A-C’s GM-powered Crawlers
A big tractor in its day, The Allis-Chalmers HD-20 was another part of the power struggle that took place between Allis-Chalmers and International-Harvester during the...
Tag : Isaacson
Classic machines: The International-Harvester TD-24 revisited
The end of World War Two saw a massive increase in the demand for heavy equipment. Top of contractors’ wish lists were large, high horsepower,...
Forgotten companies: Carco
Many of the readership will identify the name Carco as being associated with logging winches and forestry equipment. However, Carco’s roots go much further back...
Forgotten companies: Bucyrus-Erie
The Bucyrus-Erie Company was world famous for it’s range of face shovels, draglines, cranes and other mining and quarry equipment. However, it also made a...
Classic Machines: The International TD-24 tractor
As soon as material constraints were removed prior to the end of WW2 the major earthmoving machinery companies set about designing new equipment to cater...
Classic Machines: A landmark machine
The Diesel Sixty marked a significant milestone in the development history of the track type tractor in that it was the first such diesel engined...