A really big tractor: the Caterpillar D10
Image: Very early production Caterpillar D10 goes about its business in some fairly heavy rock, a normal operating environment for this machine when it first...
Tag : Caterpillar D10
First ‘super dozer’ Allis-Chalmers’ HD-41
Image: This HD-41 is working in Europe with another Allis-Chalmers product, an HD-21, in the background. This photo shows how the rear decking was sloped...