Location | United States |
---|---|
Type | Unclassified exonumia › Miscellaneous token |
Year | 1969 |
Composition | Brass |
Weight | 12.15 g |
Diameter | 34 mm |
Thickness | 1.8 mm |
Shape | Round |
Technique | Milled |
Orientation | Medal alignment ↑↑ |
Number | N# 135911 |
Map of San Francisco Bay showing location of the Trans-Bay Tube.
Script: Latin
Lettering:
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
Tube-lowering barge seen from below.
Script: Latin
Lettering:
TRANS-BAY TUBE LAST SECTION LOWERED
APRIL 3, 1969
Smooth
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Date | VG | F | VF | XF | AU | UNC | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Undetermined | ||||||||||||||
1969 |
A member of this site wants to exchange it: cpdavey