Lot
575 
1870, 15¢ bright orange, N.B.N.C. printing, top "National Bank Note Co." imprint block of four, thick o.g., hinge remnant, vibrant color, faulty with tear in lower right, tone spot in top selvage, minor separations, Fine appearance, a rare imprint multiple as no plate blocks are known. Scott No. 152 $17,500+.