Robert A. Millikan
1868 - 1953
Robert A. Millikan (March 22, 1868 – December 19, 1953) was an American experimental physicist who, in 1923, won the Nobel Prize for Physics "for his work on the elementary charge of electricity and on the photoelectric effect".
"Robert Andrews Millikan". Encyclopædia Britannica. Encyclopædia Britannica Online. Encyclopædia Britannica Inc., 2015. Web. 18 Mar. 2015 <http://www.britannica.com/EBchecked/topic/382902/Robert-Andrews-Millikan>.
MLA style: "The Nobel Prize in Physics 1923". Nobelprize.org. Nobel Media AB 2014. Web. 18 Mar 2015. <http://www.nobelprize.org/nobel_prizes/physics/laureates/1923/>