Rarity: Very Common

Notes:
Only 2 Proof examples are known of this variety

Images courtesy of Heritage Numismatic Auctions

Significant examples:
NGC Proof-68 Cameo (illustrated above).  Ex - John J. Ford (of New Netherlands) - Mrs. Norweb - Auctions by Bowers and Merena "Norweb II", Lot 1561, sold for $30,800.00 - Heritage Numismatic Auctions "Baltimore Signature Sale", July 26-28, 2003, Lot 6918

Recent appearances:
NGC MS-64.  Ex - Bowers & Merena Galleries' "The Rarities Sale", January 3, 2001, Lot 164, illustrated, sold for $3,565.00

PCGS MS-63.  Ex - Bowers & Merena Galleries' "The Rarities Sale", January 3, 2001, Lot 165, illustrated, not sold

Brilliant Uncirculated.  Ex - Stack's "The University of Notre Dame Sale", March 20-21, 2001, Lot 333, not plated, sold for $575.00

AU-55.  Ex - Ira & Larry Goldberg Coins & Collectibles, Inc.'s "Benson Collection, Part I", February 16, 18-20, 2001, Lot 1623, "Browning-1", not illustrated, sold for $489.00

AU-55.  Ex - Heritage Numismatic Auctions, Inc.'s "Long Beach Signature Sale", May 31-June 2, 2001, Lot 5564, not illustrated, not sold 

NGC AU-50.  Ex - Heritage Numismatic Auctions, Inc.'s "Philadelphia 2000" Sale, August 6-7, 2000, Lot 5783, "Browning 1", not illustrated, sold for $373.75

Sources and/or recommended reading:
"The Early Quarter Dollars of the United States 1796-1838" by A.W. Browning