International Bibliography of the History of the Printed Book and Libraries
“Book History Online (BHO) is designed, managed, maintained and published by the Koninklijke Bibliotheek, National Library of the Netherlands, in co-operation with national committees in countries all over the world. BHO is a database in English on the history of the printed book and libraries. It contains titles of books and articles on the history of the printed book worldwide. It is based on ABHB, the Annual Bibliography of the History of the printed Book and Libraries.”