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Rudolf Diesel - Wikipedia
Rudolf Diesel | Inventor of Internal Combustion Engine, …
When the Inventor of the Diesel Engine Disappeared
Rudolf Diesel, Inventor of the Diesel Engine - ThoughtCo
Rudolf Diesel: The Man, The Machine, And The Mystery
Rudolf Diesel Biography - Interesting Engineering
How Rudolf Diesel's engine changed the world - BBC News
Rudolf Christian Karl Diesel - Biography, Facts and Pictures
Rudolf Diesel - Lemelson
Rudolf Diesel - Encyclopedia.com