Hoover Dam
Hoover Dam was built during the Great Depression, employing thousands of workers, and its concrete was poured in interlocking columns rather than one continuous mass so it could cool evenly without cracking.
| Card | Hoover Dam |
|---|---|
| Set | Landmarks at Golden Hour |
| Edition | Unlimited |
| Book value | Est. 10 to 25 Credits once graded |
| Checklist | 61 / 159 |
| Rarity | Common |
| Owned | 3 |
Hoover Dam was built during the Great Depression, employing thousands of workers, and its concrete was poured in interlocking columns rather than one continuous mass so it could cool evenly without cracking.