| Event | SE |
|---|---|
| Narrative | Demise of the 6 Cent Postage Stamp Postmark #1: Washington, DC — 1971-05-15 Stamp: Flag and White House, 6 Cents (Coil) (Scott #1338A) |
| Cachet Sponsor | GWMSC |
| Design | Pictorial |
| Scott # | 1338A |
| Stock # | G-71-003 |
| Postmark Type | Std |
| Location | Washington, DC |
| Owner | GWMSC |