Significant examples:
NGC VF-20 - One of the Finest Known of this Variety!! Ex - Ira & Larry Goldberg Coins & Collectibles, Inc.'s "Benson Collection, Part I", February 16, 18-20, 2001, Lot 1726, "Overton-108, High Rarity-7", illustrated, sold for $16,100.00 Purchased in June of 1999 from an unknown source
Sources and/or recommended reading:
"Early Half Dollar Die Varieties 1794-1836", Third Edition, by Al C. Overton and Don Parsley
"Walter Breen's Complete Encyclopedia of U.S. and Colonial Coins" by Walter Breen
"The PCGS Population Report, July 2004" by The Professional Coin Grading Service