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The Task Ahead

The Task Ahead

The Task Ahead

Video

1:05

Summit Tunnel

Summit Tunnel

Summit Tunnel

Video

1:19

Cape Horn

Cape Horn

Cape Horn

Video

1:26

Central Pacific Workmanship

Central Pacific Workmanship

Central Pacific Workmanship

Video

0:27

Liquid Nitroglycerin and the Transcontinental Railroad

Liquid Nitroglycerin and the Transcontinental Railroad

Liquid Nitroglycerin and the Transcontinental Railroad

Video

0:28

Tunneling and Tracklaying

Tunneling and Tracklaying

Tunneling and Tracklaying

Video

0:43

Construction of the World Trade Center

Construction of the World Trade Center

Construction of the World Trade Center

Video

2:07

The Design of the Twin Towers

The Design of the Twin Towers

The Design of the Twin Towers

Video

2:14

Prefabrication for the Twin Towers

Prefabrication for the Twin Towers

Prefabrication for the Twin Towers

Video

1:32

Engineering for High Winds

Engineering for High Winds

Engineering for High Winds

Video

1:50

Safety Precautions

Safety Precautions

Safety Precautions

Video

2:41

James Baldwin from "The Negro and the American Promise"

James Baldwin from "The Negro and the American Promise"

James Baldwin from "The Negro and the American Promise"

Video

19:57

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American Experience

Jim Crow in Mississippi

An excerpt from a 1960 film by the Mississippi State Sovereignty Commission, an anti-civil rights agency.