Kitab al-'Arsh (كتاب العرش - الإمام الذهبي) written by al-Imaam adh-Dhahbi (رحمه الله) is a very beneficial and important book on the Throne of Allaah ta'alaa. The first volume discusses the proof on the subject from the Qur'an and statements from the companions of the Prophet. The Second volumes consist of the actual book. Published in two volumes and printed on white paper this book is a must-have!