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 1950s. By RICHARD CAMPBELL
In previous issues we have looked at the track type tractor size and power race that took part between Allis-Chalmers and International...
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 in history to the dawn of the track-type tractor. By Richard Campbell
Originally founded in 1905 in Seattle, Washington, Carco (originally known as the Seattle Car Company)...
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 wide range of tractor equipment that was popular through the 1930s to the middle 1950s which is now largely forgotten. By RICHARD CAMPBELL.
The Bucyrus Foundry Company of Bucyrus,...
Tracing its roots back to brothers Vern and Wilbur Schield’s original prototype manufactured in 1946, the Bantam, or more properly the model C-35 cable excavator, was an astonishingly popular machine by the standard of the day selling over 15,000 units. This figure is even more remarkable when one considers the amount of competition...
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 machine to be put into full production by any heavy equipment company, and was the forerunner of tens of thousands of Caterpillar diesel tractors.
The Diesel Sixty was not Caterpillar's...
