| Event | SE |
|---|---|
| Narrative | B&O Railroad Cornerstone Postmark #1: Baltimore, MD — 1978-07-04 Stamp: Henry Ford and 1909 Model T, 12 cents (Scott #1286A) |
| Cachet Sponsor | GWMSC |
| Design | Pictorial |
| Scott # | 1286A |
| Stock # | G-78-006 |
| Postmark Type | Std |
| Location | Baltimore, MD |
| Owner | GWMSC |