1974 United States Assay Commission Medal. Pewter. 57 mm. By Pierre Simon DuVivier and Frank Gasparro. JK AC-118a, Baker C-348. Rarity-7. MS-64 (NGC). This outstanding Choice example has lovely platinum patina and well struck, carefully preserved surfaces. It is a rare and popular entry in the modern Assay Commission medal series.The obverse was adapted from the famous Washington Before Boston medal of the Revolutionary War era, reproduced for more than 200 years by both the Paris and U.S. mints. The reverse borrowed heavily from Gilroy Roberts John F. Kennedy half dollar. Due to its design and date of issue, JK AC-118 appeals to Washingtoniana and United States Bicentennial collectors as well as those specializing in the Assay medal series. Accompanied by the official fitted case and colorful U.S. Mint cardboard box. The case is As New apart from a tiny smudge of adhesive at the upper right corner where a tiny sticker was once affixed. The box is Extremely Fine with one corner of the base torn. (Total: 1 medal; 1 case; 1 box) From the Richard Jewell Collection. Earlier from our (Stacks) sale of the Ernest E. Keusch Collection of United States Assay Medals, 1860-1977, November 2008, lot 5356. Lot tag and collector tag with attribution notation included.