Please read the extract given below. On first reading of only the extract, I thought that the smell emitted by old books is helpful in fighting insect borne diseases. Intriguing. Only after reading the story given by the link, I realised that invaluable scientific research data contained in OLD forgotten books are extremely useful!! This may be called jumping to conclusions! This also shows that Google is a lot more than just a search engine! As a librarian, Google Books is a fascinating area to explore!! ============ //Google Blog: Using new technology and old books to combat disease https://blog.google/technology/research/using-new-technology-and-old-books-t.... "Hundreds of millions of people are affected by insect-borne diseases every year, and climate change is only making the problem worse. Increases in temperature and rainfall have expanded the range of insects, including ticks and mosquitos, contributing to outbreaks of diseases such as dengue fever, lyme disease and malaria. Where can humanity find answers to the newest challenges? One idea: old books."// Dr P Vyasamoorthy / 9490804278 -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.