Which design innovation by Raymond Loewy for the Pennsylvania Railroad in the 1930s revolutionized train design and is credited with creating the first streamlined locomotive in America?

The transportation industry has seen remarkable innovations in product design over the decades. From aerodynamic breakthroughs to revolutionary materials, designers have constantly pushed boundaries to create safer, more efficient, and more appealing vehicles. This poll tests your knowledge about a significant design innovation that transformed an entire segment of the transportation industry. Can you identify the correct historical design milestone?

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The GG1 Electric Locomotive
The Zephyr Bullet Train
The Manhattan Limited Passenger Car
The Broadway Express Engine