| Scott# 2280 | Plate # 1, 2, 3, 4, 5, 7, 8, 9 (Small and/or Large Block Tagged) |
| Scott# 2280a | Plate # 1, 2, 3, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15 (Embedded Phosphor Paper-Mottled Tagging) |
| Scott# 2280b | Plate # 2, 3, 4, 5, 7, 8, 9 (Imperf - Large Block Tagged) |
| Scott# 2280c | Plate # 2, 3, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15 (Imperf - Embedded Phosphor Paper) |
| Scott# 2280d | Plate #7, 8 (Tagging Omitted) |
| Scott# 2280e | Plate # 5, 6, 15 (Black Trees) See Varieties below |
| Scott# 2280f | Plate # 9, 14 (Imperf Between - Embedded Phosphor Paper) |
| Series | American Flag |
| Issue Date & City | May 20, 1988, Yosemite National Park, California |
| Nationwide Sale | May 21, 1988 |
| Designer | Peter Cocci (BEP) |
| Art Director | Joe Brockert (USPS) |
| Typographer | Bradbury Thompson (BEP) |
| Modeler | Peter Cocci (BEP) |
| Engravers | Thomas Hipschen, picture, Dennis Brown, lettering (Both BEP) |
| To Press / Initial Quantity | Probably Late 1987 - Early 1988 / 5,000,000 |
| Coil Sizes | (#2280) 100, 500, 3000, (#2280a) 100, 500, 3000, 10,000 |
| Printer | Bureau of Engraving and Printing, Washington, DC |
| Press | B Press (701) - Coils of 500 and 3000 |
| C Press (901) - Coils of 100 | |
| Process | Intaglio |
| Where Printed | Bureau of Engraving and Printing, Washington, DC |
| Where Processed | Bureau of Engraving and Printing, Washington, DC |
| Plate Size & Interval | B Press - 936 (18 x 52) stamps per revolution / plate # every 52 stamps |
| C Press - 960 (20 x 48) stamps per revolution / plate # every 48 stamps | |
| Paper & Gum | Type I and Prephosphored, Water-Activated |
| Tagging Type | Small and Large Block Tagging / Embedded Phosphor, Mottled Tagging / Untagged Error |
| Perf Gauge | 9.75 Vertically |
| Colors | Red, Blue, Green |
| Overall Size | apx. 0.87 x 0.96 in. / 22.1 x 24.4 mm |
| Earliest Known Use | May 20, 1988 |
| Varieties | Imperforate / Tagging Omitted / Color contamination |
| Varieties | Black Trees with 'Ski Slope'. Click here for a scan. |
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