Yes, Digital Library of India have done a huge task of uploading all of the legally out-of-copyright books from Indian universities (in many languages). But, the major problem is that all books have been uploaded as different image files which is very messy & not readable easily. Also, even in a single book, it sometimes displays, say, page no. 5 ,11,78 are not uploaded whereas other pages have been uploaded, which makes understanding the topic even more difficult. They should have uploaded books as a single PDF or DJVU file