Mack is one of the most popular semi-truck brands in America. With models like the Mack Anthem and Mack Granite, the company has helped define trucking life in the States since the early 1900s.

Grayce Emmick restored a 1984 Mack R Model and donated it to the Mack Trucks Historical Museum in Allentown, Pennsylvania. The truck was originally custom built for Johnny Prescott and Son Oil, ...