These are believed to have been struck outside the mint from dies sold as scrap metal by Joseph Mickley. Many of these coins ended up in the Crosby collection. It is not known if Mickley or Crosby was the actual minter of these coins. Examples are believed struck as follows: For images of all of these, click here. Nickel J601/P664 1) Newcomer?, Judd, Bartlett-B/R 11/79 - composition unconfirmed. 2) ex Jay Parrino, B/M 1/97, ANR 6/06 - NGC63 apparently nickel, thus J601/P664 - illustrated above. Silver J601A/P663 1) Crosby, Garrett-JHU, Garrett II sale, Sprinkle-Stacks 6/88 as J601/P664, B/M 1/90 as silver with specific gravity of 10.4 thus J601A/P663, Superior 2/92 as J601 !! 2) B/M 1/11, Heritage 1/25 FUN - PCGS XF details, damaged One of these was lot 858 in H. Chapman's 3/1917 sale, another is ex Brenner-1914 ANS, Brand. For additional information click here Photo courtesy of American Numismatic Rarities.