A timeline of improvements of the jet engine since its first version?
I like this one, not a real timeline though:
http://www.pilotfriend.com/aero_engines/ aero_jet.htm
GE Aviation - Aircraft Engine History and Technology | Jet Engine
Discover how GE's innovation improved fuel efficiency and technology of aircraft engines. The carbon fiber unducted fan blade paved the way ...
How A Jet Engine Works
How a jet engine or gas turbine works.
409 alternator bracket Directory
Jet engine - Wikipedia, the free encyclopedia
A jet engine is a reaction engine that discharges a fast moving jet to generate ... Further information: Timeline of jet power. Jet engines can be dated back to the invention ...
jet engine: Definition from Answers.com
(Click to enlarge) jet engine liquid propellant ramjet engine (Precision Graphics) jet engine n. An engine that develops thrust by ejecting a jet,
How jet engines work: An easy-to-understand introduction from ...
A simple introduction to how a jet airplane/aeroplane engine works.
History of Early Jet Engines
Brief outline of the history of airplane engines that lead to the first jet engine.
Timeline of jet power - Wikipedia, the free encyclopedia
The jet engine was clearly an idea whose time had come. Frank Whittle submitted his first ... 1930: Whittle presents a complete jet engine design to the Air Ministry. ...