| Event | FDC |
|---|---|
| Narrative | Independence Hall, Philadelphia PA Postmark #1: Philadelphia, PA — 1987-05-17 Stamp: Signing of the US Constitution, 22 cents (Scott #2360) |
| Cachet Sponsor | GWMSC |
| Design | Pictorial |
| Scott # | 2360 |
| Stock # | G-87-017 |
| Postmark Type | FDC |
| Location | Philadelphia, PA |
| Owner | GWMSC |