Correspondence between Pontecorvo and Professor Obaid Siddiqi regarding the possibility of Pontecorvo coming to India as a visiting professor to accept the Raman Chair at the India Academy of Sciences

In one letter, Pontecorvo explains that for the last two years he has "been practically out of genetics apart from giving an odd lecture." His main interest was in plants at high altitude, and undertsanding how they can live in such extreme environments. Includes travel and accomodation arrangements and a suggested programme for the Professorship.