Antheil , younger brother of noted composer George Antheil , was a clerk at the U.S. legation in Helsinki . He was killed on June 14 , 1940 , while serving as a diplomatic courier when the Finnish passenger plane Kaleva was shot down over the Gulf of Finland near Tallinn , Estonia , at 14:05 on Friday , June 14 , 1940 , approximately ten minutes after taking off from Tallinn Airport
Kaleva
Kaleva (airplane)
Henry W. Antheil Jr.