Mexico, 1861, 2r black on pink, without overprint (Aguascalientes), Aguascalientes boxed cancel (Schatzkes 11A), ample to mostly large margins, Extremely Fine and scarce, only the first two consignments to Aguascalientes were not overprinted (194 stamps). Scott No. 8c  Estimate $100 - 150. $0 (Image)