Lot
2178 
1879, 10¢ brown, without secret mark, o.g., lightly hinged, rich color and proof-like impression, fresh and Very Fine; with 1980, 1993 and 2005 P.F. certificates. Scott No. 187 $3,250.
A SCARCE ORIGINAL-GUM EXAMPLE OF THE 1879 10¢ BANK NOTE ISSUE WITHOUT SECRET MARK.