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    Restored 1984 Mack R Model Walk-Around
    Historical Equipment

    Truck Enthusiast Restores 1984 Mack

    Rod Sutton
    March 27, 2025
    Grayce Emmick, an eighth-generation farmer, restored the 1984 Mack R Model.
    Navistar Corp. image
    Model H tractor pulling a concrete dump body.
    Historical Equipment

    Open-Top Concrete Transporters

    April 24, 2024
    These ready-mix predecessors could carry 1 to 2 cubic yards of concrete.
    Bureau of Public Roads Manuscript Collection, Idaho State Archives
    Knox Yellow road scraper.
    Earthmoving

    Building the Knox-Yellow Pine Road by Hand

    Tom Berry
    March 19, 2024
    Horse-drawn scraper eased some of the manual labor.
    Doug Osborne Papers, HCEA
    Galion Little Master
    Paving Equipment & Materials Production

    Machines You Won't See at World of Asphalt

    Tom Berry
    Feb. 13, 2024
    Cutting edge machines from the early 20th Century.
    HCEA archives
    LeTourneau-Westinghouse C Tournadozer
    Earthmoving

    LeTourneau and the advent of the wheel dozer

    Tom Berry
    Oct. 20, 2023
    R.G. LeTourneau solved problems inherent with crawlers by mounting a blade on a wheeled tractor.
    Mixermobile Manufacturers, HCEA Archives
    Mixermobile Twin Truckmobile
    Historical Equipment

    Mixermobile Twin Truckmobile powered by twin 90-horsepower engines

    Tom Berry
    Sept. 22, 2023
    Built in the early 1940s, the Twin Truckmobile hit a road speed of 50 mph.