1861, 90¢ N.B.N.C. "Premiere Gravure" essays. 5 single essays; plate on India in blue, on card in black and on semi-transparent stamp paper with one in blue (no gum) and two in blue green, clear to large margins, all mounted on page, F.-V.F., a scarce group. Scott No. 72-E7e-g  Estimate $1,500 - 2,000. $0 (Image)