Dr. Shiyali Ramamrita Ranganathan (1892-1972) of India was an inventor, educator, librarian, and a philosopher.
Dr. Shiyali Ramamrita Ranganathan (1892-1972) of India was an inventor. Dr. Shiyali Ramamrita Ranganathan (1892-1972) of India was educator. Dr. Shiyali Ramamrita Ranganathan (1892-1972) of India was librarian. Dr. Shiyali Ramamrita Ranganathan (1892-1972) of India was a philosopher.