Lot 1014 P
1847, 5¢ red brown, plate proof on India, overprinted "SPECIMEN". On card, with manuscript "X" over the lower right "5", large margins, Very Fine and unique, ex-Baron du Plussis; with 1978 P.F. certificate noting "ms. 'X' marking".Scott No. 1P3 var. $600 as normal.
Realized: $375