New Delhi, July 13 -- Josef Wirsching was an up-and-coming cinematographer in Germany in the early 1930s. As the Nazis were tightening their grip on the industry, India was coming into its own as a film-making nation. Wirsching had enjoyed working here in 1925, shooting the Indo-German silent film Prem Sanyas (The Light Of Asia) with actor Himanshu Rai....