Classic Machines ScrapersClassic Machines: Hancock’s elevating scraper pioneerContrafed PUblishingMarch 9, 2015June 12, 2020 by Contrafed PUblishingMarch 9, 2015June 12, 2020 Many of the machines used in earthmoving today were born out of the need for a specific tool to carry out a local task. Necessity...