What year was the person, who inaugurated the New Delhi World Book Fair, begin presidency in India?
V. V. Giri: Varahagiri Venkata Giri    (10 August 1894 – 24 June 1980), commonly known as V. V. Giri, was the fourth President of India from 24 August 1969 to 24 August 1974.
i don't know