Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleHelp Preserve the Machines that BUILT OUR WORLD.SubjectsHORSEPOWER; MACHINERY; CRAWLER tractors; STRIP mining; ASPHALT paversPublicationEquipment Echoes, 2020, Issue 137, p9ISSN0897-5159Publication typeArticle