The British Library, London, UK. 170M
Library of Congress, Washington D.C, USA. 160M
Library of Archives, Ottawa, Canada. 54M
New York Public Library, New York City, USA. 53.1M
Russian State Library, Moscow, Russia. 44.4M
Bibliotheque Nationale, Paris, France. 40M
National Library of Russia, St. Petersburg, Russia. 36.5M
National Diet Library, Tokyo/Kyoto, Japan. 35.6
National Library of China, Beijing, China. 31.2M
Royal Danish Library, Copenhagen, Denmark. 30.2
Source: Top 10 of Everything 2017 By Paul Terry