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A Fanciful Flight in the ‘Spruce Goose’

Ride along on a Microsoft Flight Simulator journey through history in the H-4 Hercules.

[Image courtesy of Patrick Chovanec]
Gemini Sparkle

Key Takeaways:

  • Conceived during WWII, the H-4 Hercules, or "Spruce Goose," was designed by Howard Hughes to transport troops and cargo across the Atlantic, avoiding U-boats, and was built almost entirely of wood due to wartime aluminum shortages.
  • Its development was plagued by extensive delays, engineering challenges of working with wood on an unprecedented scale, significant cost overruns, and intense public scrutiny, including a Senate investigation into Hughes.
  • The massive flying boat made a single, brief test flight on November 2, 1947, lasting just 26 seconds and covering about a mile, which was sufficient to silence Hughes' critics and avoid further government action.
  • Despite never becoming operational, the H-4 Hercules held the record for the largest wingspan for decades and represented an ambitious early vision for strategic heavy airlift, influencing future giant transport aircraft.
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For this session in Microsoft Flight Simulator 2020, I’ll be attempting to fly Howard Hughes’ giant H-4 Hercules. Constructed almost entirely out of wood, it was for a long time the largest airplane ever built, and flew only once. 

Why Was It Built? 

In an earlier post, I described Hughes’ early career, and the H-1 Racer he built in 1935 to set world speed records. As I also mentioned, he tried but failed to sell the H-1 to the U.S. Army as a high-performance fighter. Even after World War II began, and the U.S. aviation industry was booming with wartime orders, Hughes Aircraft failed to secure any military contracts. His proposed D-2 fighter, which looked much like a P-38, was an expensive flop. Starting in 1939, Hughes owned a controlling stake in Transcontinental and Western Airlines (TWA) and played an important role in encouraging development of the Lockheed Constellation. But Hughes Aircraft itself seemed to be losing out.

Patrick Chovanec

Patrick Chovanec works as an economist in New York City, and has taught as a professor at China's Tsinghua University and at Columbia University. He is a private pilot, and author of the recently released book ""Cleared for the Option: A Year Learning to Fly.""

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