U.S Mail Truck Driver’s Occupational Shaving Mug, ironstone with polychrome painted R.F.D.(Rural Free Delivery) United States Mail truck, shown at close view on a road. The Rural Free Delivery system was an experimental program that began in 1896 in which farmers received mail for free in certain areas of the country. Gilt name Warren Stailey and dated in gilt 1927. Inscribed H.B. in gilt.