| Ort | United States |
|---|---|
| Jahr | 1969 |
| Typ | Token |
| Material | Brass |
| Gewicht | 12.15 g |
| Durchmesser | 34 mm |
| Dicke | 1.8 mm |
| Form | Round |
| Herstellungstechnik | Milled |
| Ausrichtung | Medal alignment ↑↑ |
| Rand | Smooth |
| Epoche | |
| Hinweis | |
| Referenz(en) |
| Aversbeschreibung | Map of San Francisco Bay showing location of the Trans-Bay Tube. |
|---|---|
| Aversschrift | Latin |
| Averslegende | WORLD`S LONGEST UNDERWATER TRANSIT TUBE TRANS-BAY TUBE 5.6 MILES SAN FRANCISCO BAY KEY LINK IN THE SAN FRANCISCO BAY AREA RAPID TRANSIT SYSTEM SAN FRANCISCO / OAKLAND MD |
| Reversbeschreibung | Tube-lowering barge seen from below. |
| Reversschrift | Latin |
| Reverslegende | TRANS-BAY TUBE LAST SECTION LOWERED APRIL 3, 1969 |
| Prägestätte | |
| Auflage | |
| Numisquare-ID | 6206329460 |
| Anmerkungen |