2 "Fișier:Theodor_von_Kármán_sketch_1931.png".

Fișier:Theodor von Kármán sketch 1931.png

org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse English 1931 sketch of California Institute of Technology Professor Theodor von Kármán...

Fișier:The Big T 1931.pdf

Theodor von Kármán sketch 1931.png...

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