During the late 1960s he made many field trips included those to South India and from 1965-66 he was a temporary professor in Dravidian studies at the University of Chicago in the United States and visited the University of Heidelberg between 1967 and 1968.
He made. This was during the late 1960s. Many field trips included those to South India and from 1965-66. He was a temporary professor in Dravidian studies at the University of Chicago in the United States. He visited the University of Heidelberg between 1967. He visited the University of 1968 1965-66.