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The Brotherhood of Yellow Pads

Gemini Sparkle

Key Takeaways:

  • Frank Whittle pioneered the jet engine concept from 1930 but faced immense bureaucratic hurdles and technical challenges, taking 12 years for his engine to fly (1941), a process that was smoother for German counterparts like Hans von Ohain and Anselm Franz.
  • Whittle's detailed test logs reveal his "heartbreaking period" of persistent experimentation, primarily focused on overcoming critical engineering difficulties such as ensuring turbine survival in extreme heat and achieving stable, complete combustion with petroleum fuels.
  • Early jet engines, including Whittle's and von Ohain's, were characterized by bulky centrifugal compressors, but Anselm Franz's introduction of the more slender axial-compressor design (Jumo 004) established the form factor for future turbojets.
  • Despite limited resources and significant obstacles, Whittle's individual perseverance ultimately led to a revolutionary aircraft, symbolizing an era where singular vision and determination profoundly shaped aviation history.
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The story of Frank Whittle and the invention of the jet engine would make a great B movie, and probably has. I can just see all the mustachioed boffins of the Air Ministry conferring in their offices about how to rid themselves of this pestilential fellow obsessively slaving away in a brick basement in the countryside, while we in the audience, knowing that the jet age is just around the corner, cluck over their folly. The obtuseness of military bureaucrats harassed poor Whittle for a time into a diet of amphetamines and barbiturates, but he still managed to die at 89 – good news for worried substance-abusers.

His German counterpart, Hans Joachim Pabst von Ohain, seemingly had quite a different experience. Von Ohain, who worked for bomber manufacturer Ernst Heinkel, seems to have sailed from paper sketches to an airworthy jet engine in the space of three or four years, while poor Whittle, who had a head start, took a dozen.

Peter Garrison

Peter Garrison taught himself to use a slide rule and tin snips, built an airplane in his backyard, and flew it to Japan. He began contributing to FLYING in 1968, and he continues to share his columns, ""Technicalities"" and ""Aftermath,"" with FLYING readers.

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