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Articles from Britannica encyclopedias for elementary and high school students.
- Donald J. Cram - Student Encyclopedia (Ages 11 and up)
(1919-2001). U.S. chemist Donald J. Cram, along with Charles J. Pedersen and Jean-Marie Lehn, was awarded the 1987 Nobel prize for chemistry for his creation of molecules that mimic the chemical behavior of molecules found in living systems. He was regarded as one of the most important chemists of the 20th century.