| Description de l’avers |
Map of San Francisco Bay showing location of the Trans-Bay Tube. |
| Écriture de l’avers |
Latin |
| Légende de l’avers |
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 |
| Description du revers |
Tube-lowering barge seen from below. |
| Écriture du revers |
Latin |
| Légende du revers |
TRANS-BAY TUBE LAST SECTION LOWERED APRIL 3, 1969 |
| Atelier |
|
| Tirage |
|
| ID Numisquare |
6206329460 |
| Commentaires |
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