An elevating scraper to see off the competition
Image: A really nice study of a late production Wabco 111A, taken at Seaview in Lower Hutt, 1978. It has the wider windshield and 23.5×25...
Tag : earthmoving history
Right machine wrong timing
Image: From a Caterpillar promotional spec sheet dated 1979, the businesslike lines of the 639D elevating scraper are very apparent. To the best of my...
A 16-ton beast: the Oliver OC-18
Image: Oliver promotional photo of an OC-18, taken on a highway construction job in the USA. The machine has a Heil cable-controlled straight blade with...