Pratt & Whitney J57
The Pratt & Whitney J57 (company designation: JT3C) was an axial-flow turbojet engine developed by Pratt & Whitney in the early 1950s. The J57 was the first 10,000 lbf (45 kN) thrust class engine in the United States. The J57/JT3C was developed into J75/JT4A turbojet, and the JT3D/TF33 turbofan.
Read more about Pratt & Whitney J57: Design and Development, Variants, Applications
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“So motionless, she seemed stone dead—just seemed:
She was too old for death, too old for life,
For as if jealous of all living forms
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To catacomb their shells on western mountains.”
—Edwin John Pratt (1882–1964)