(Cameo) Mechanics Mutual Benefit Association. Blue illustrated embossed corner card showing Eagle & Shaking Hands, on cover with red "Springfield, Ms., 5" integral rate cds, embossed Alderton imprint on backflap, fresh and Very Fine, an early cameo as Alderton died in 1851 with Eaves as successor. Estimate  $100 - 150. $0 (Image)