Three table calendars on social cause viz. Save Water, No Smoking & Education and Thought for the Day made by Naresh Chandra Mathur, retired Assistant General Manager, State Bank of India was released today by Dr. (Prof.) Rash Bihari Prasad Singh, Vice-Chancellor, Nalanda Open University, Patna. The calendar is in A4 size, is unique and innovative as it contains only date without mentioning days with a message on social cause. So it can be used for years to come. It was widely appreciated.