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German chemist and university teacher who won the 1973 Nobel Prize for his pioneering work on organometallic sandwich compounds

The last King of Afghanistan, who reigned for almost 40 years from 1933 to 1973, becoming the longest-serving ruler since the Durrani Empire

Swedish physicist who shared the 1981 Nobel Prize in Physics for his work in electron spectroscopy

First Lady of the United States, politician, and entrepreneur known for her dignified service and quiet strength during the 1960s

Former Prime Minister of India who led a minority government and was noted for never holding prior government office before his premiership