"Robert Vivian Pound." Britannica Book of the Year, 2011. Encyclopaedia Britannica Online Academic Edition. Encyclopædia Britannica Inc., 2015. Web. 18 Jun. 2015. <http://academic.eb.com.ezp-prod1.hul.harvard.edu/EBchecked/topic/473078/Robert-V-Pound>.
His obituary His obituary "Robert Pound, 90; Harvard physicist confirmed key theory of Einstein," Boston Globe, April 25, 2010. http://www.boston.com/bostonglobe/obituaries/articles/2010/04/25/robert_pound_90_harvard_physicist_confirmed_key_theory_of_einstein/ (accessed 06/18/2015)
See also a detailed Oral History transcript "Oral History Transcript — Robert V. Pound," The Niels Bohr Library, American Institute of Physics (accessed via the Internet Archive Wayback machine), http://www.aip.org/history/ohilist/28021_1.html (accessed 06/18/2015)