| Scott# 2523A | Plate # A11111, A22211 |
| Series | American Flag |
| Issue Date & City | July 4, 1991, Mount Rushmore, Keystone, South Dakota |
| Nationwide Sale | March 30, 1991 |
| Designer | Clarence Holbert (BEP) |
| Art Director | Leonard Buckley (BEP) |
| Typographer | Clarence Holbert (BEP) |
| Modeler | Clarence Holbert (BEP) |
| To Press / Quantity | Late 1990 / Initial Order 150,000,000,000 |
| Coil Size | 10,000 |
| Printer | George Schmitt and Company, Division of Guilford Gravure for American Bank Note Company |
| Presses | Andreotti |
| Process | Gravure |
| Where Printed | Guilford Gravure |
| Where Processed | Guilford Gravure |
| Plate Size & Interval | 456 (19 x 24) stamps per revolution / plate # every 24 stamps |
| Paper and Gum | Embedded Phosphor, Water-Activated |
| Tagging | Prephosphored Paper with Mottled Tagging |
| Perf Gauge | 10.2 Vertically |
| Colors | Medium Brown, Light Brown, Dark Brown, Red, Blue |
| Overall Size | apx 0.87 x 0.96 in. / 22.1 x 24.4 mm |
| Earliest Known Use | July 4, 1991 |
| NOTE: | For a side-by-side comparison of the Mt. Rushmore stamps, click here. |
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