| Event | IDC |
|---|---|
| Narrative | Inauguration Jimmy Carter & Walter Mondale Postmark #1: Washington, DC — 1977-01-20 Stamp: Massachusetts (Scott #1638) |
| Cachet Sponsor | GWMSC |
| Design | Text |
| Scott # | 1638 |
| Stock # | G-77-005 MA |
| Postmark Type | IDC |
| Location | Washington, DC |
| Owner | GWMSC |