1890 United States Assay Commission Medal. Silver. 33 mm. By Charles E. Barber and George T. Morgan. JK AC-33a. Rarity-4. MS-62 (NGC).Bright antique silver surfaces with a sharp strike and uncommonly smooth appearance for the assigned grade. The bust of President Benjamin Harrison featured on the obverse of this issue is a reduction from that used on the presidential medal (Julian PR-24), also the work of Charles E. Barber.From the Newmark Collection. Earlier from our (Bowers and Ruddys) Springfield Collection Part II sale, December 1981, lot 4114. Lot tag included.