Lot
1243 
Postage Due, 1879, 10¢ brown, imperf, horizontal pair, full o.g., fairly light hinging, full well balanced margins, fresh with rich vibrant color, Very Fine and choice; with photocopy of 1991 P.F. certificate for block. Scott No. J5a $2,500.
AN EXTREMELY RARE EXAMPLE OF THE 1879, 10¢ POSTAGE DUE IMPERFORATE ISSUE.
It is believed that no more than 23 pairs exist, however a search in the P.F. certificate records shows that only a vertical pair, a strip of three and a block (which this pair came from) have ever been certified.