Originally posted by captainpash
Here's all i could find in World Book:
During the 1930's, rocket research advanced in Germany, the Soviet Union, and the United States. Hermann Oberth led a small group of German engineers and scientists that experimented with rockets. Leading Soviet rocket scientists included Fridrikh A. Tsander and Sergei P. Korolev. Goddard remained the most prominent rocket researcher in the United States.
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