O.110 R4+. Finest known of this very, very difficult R4+ die marriage and the only uncirculated example. Lovely original toning and surfaces suggest a higher grade. Obtained by private treaty from Keith Davignon on March 27, 2014. Keith previously obtained the coin from the the collection of David Kahn for $18,000 in November, 2008David had obtained the coin privately from Sheridan Downey's sale of the Charlton Meyer Collection (that had contained 450 of 453 die marriages of Capped Bust half Dollars). Charlton had obtained the coin from Sheridan Downey's fixed price list of the Gehrig Prouty Collection in August, 2000 for $9500.