Charles Greeley Abbot was an American astrophysicist and the fifth secretary of the Smithsonian Institution, serving from 1928 until 1944. Wikipedia
Born: May 31, 1872, Wilton, NH
Died: December 17, 1973 (age 101 years), Riverdale Park, MD
Awards: Henry Draper Medal and Rumford Prize
Partner: Lillian Elvira Moore Abbot