For his achievements he was invited in August 1950 , for a year to visit the Institute for Advanced Study , Princeton , USA . He was also invited to participate in the International Congress of Mathematicians at Harvard University as a delegate of the Madras University but he died during the crash of TWA Flight 903 in Egypt on the way to the conference
TWA Flight 903
TWA Flight 903
Subbayya Sivasankaranarayana Pillai