Marvin Graves has been involved in the trucking industry off and on for more than 60 years. He started out as a company driver and later became an owner-operator before coming off the road to help ...
From 1953 through 1966, Mack built Model B61 durable trucks to tow trailers, deliver ready-mix concrete, and carry loads as dump trucks. They featured a bulldog atop the radiator shell. Before ...