| Event | GWB |
|---|---|
| Narrative | GWMSC Logo - 50th Anniversary, Green Envelope Postmark #1: Mount Vernon, VA — 2006-02-22 Stamp: George Washington Bust, 23 cents (Scott #3468A) |
| Cachet Sponsor | GWMSC |
| Design | Pictorial |
| Scott # | 3468A |
| Stock # | G-06-003 |
| Postmark Type | Special |
| Location | Mount Vernon, VA |
| Owner | GWMSC |