| ID |
1540 |
| Thumbnail |
 |
| Cat Number |
1711c |
| Variety |
|
| Description |
Colorado, 100th Anniversary |
| Series |
Statehood |
| Denomination |
13ยข |
| Color |
Multicolored |
| Separation Method |
PF |
| Extent Perf Die Cut |
4 |
| HPerf |
11.20 |
| VPerf |
11.20 |
| Tagging |
Block |
| Tagging Color |
|
| Paper Type |
|
| Adhesive |
WA |
| Gum Type |
S |
| Format |
S |
| EFO |
|
| Watermark |
unw. |
| Specialfeatures |
Bullseye perforation; multiple minor color variation exist |
| Printing Type |
Photogravure (Andreotti Press) |
| Stamp Date |
---- |
| Printer Engraver |
|
| Issue Year |
1977 |
| Image1 |
 |
| Issue Date |
5/21/1977 |
| Quantity Issued |
|
| Visible |
Yes |