Watch List notes:

1902 $4 DC-17FP (Face & Back Proof) "FOUR" PMG CH UNC64EPQ & Gem UNC65EPQ. Charlton only indicates Proofs with Boville signature. This rare example shows Courtney signature. Believed to be excessively rare. This note is the DC-17b with "FOUR"S on top bearing the Courtney signature.
(5000-10000 CDN)