<span style="color: #222222;">At the 43rd International Book Fair in Kolkata, the stall of the National Digital Library of India is attracting people seeking to download books for free. </span><br />'' <br />'' <span style="color: #222222;">The stall enables visitors to log in via computers or install its app on smartphones and read the free contents. </span><br />'' <br />'' <span style="color: #222222;">A visitor can access one crore 50 lakh contents hosted by the National Digital Library in over 300 languages in various formats – text, audio and video. </span><br />'' <br />'' <span style="color: #222222;">The NDLI was sponsored by the Union Human Resources Development Ministry and developed by IIT Kharagpur. </span>