File:JT9D on 747.JPG

Summary
https://commons.wikimedia.org/wiki/File:JT9D_on_747.JPG Description English: A Pratt & Whitney JT9D turbofan on the wing of the Boeing 747 prototype. Deutsch: Ein Pratt & Whitney JT9D Mantelstromtriebwerk an der Tragfläche des Boeing 747 Prototyps. Date	7 June 2009 Source	Own work Author	Mgw89 Licensing I, the copyright holder of this work, hereby publish it under the following licenses: w:en:Creative Commons attribution share alike

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