Record Bureau compiled by 1013 was the largest of the Song Chinese encyclopedias. Divided into 1000 volumes, it consisted of 9.4 million written Chinese characters. 1020 – Ibn Samh of Al-Andalus builds a geared mechanical astrolabe. 1021 – Ibn al-Haytham (Alhacen) of Basra, Iraq writes his influential Book of Optics from 1011 to 1021 (while he was under house arrest in Egypt), 1024 – The world's first paper-printed money can be traced back to the year 1024, in Sichuan province of Song dynasty China. The Chinese government would step in and overtake this trend, issuing the central government's official banknote in the 1120s. 1025 – Avicenna of Persia publishes his influential treatise, The Canon of Medicine, which remains the most influential medical text in both Islamic and Christian lands for over six centuries, and The Book of Healing, a scientific encyclopedia. 1027 – The Chinese engineer Yan Su recreates the mechanical compass-vehicle of the south-pointing chariot, first invented by Ma Jun in the 3rd century. 1028–1087 – Abū Ishāq Ibrāhīm al-Zarqālī (Arzachel) builds the equatorium and universal latitude-independent astrolabe. 1031 – Abū Rayhān al-Bīrūnī writes Kitab al-qanun al-Mas'udi 1031–1095 – Chinese scientist Shen Kuo creates a theory for land formation, or geomorphology, theorized that climate change occurred over time, discovers the concept of true north, improves the design of the astronomical sighting tube to view the pole star indefinitely, hypothesizes the retrogradation theory of planetary motion, and by observing lunar eclipse and solar eclipse he hypothesized that the sun and moon were spherical. Shen Kuo also experimented with camera obscura just decades after Ibn al-Haitham, although Shen was the first to treat it with quantitative attributes. He also took an interdisciplinary approach to studies in archaeology. 1041–1048 – Artisan Bi Sheng of Song dynasty China invents movable type printing using individual ceramic characters. Mid-11th century – Harbaville Triptych, is made. It is now kept at Musée du Louvre, Paris. Mid-11th century – Xu Daoning paints Fishing in a Mountain Stream. Northern Song dynasty. 1068 – First known use of the drydock in China. 1070 – With a team of scholars, the Chinese official Su Song also published the Ben Cao Tu Jing in 1070, a treatise on pharmacology, botany, zoology, metallurgy, and mineralogy. Some of the drug concoctions in Su's book included ephedrine, mica minerals, and linaceae. 1075 – the Song Chinese innovate a partial decarbonization method of repeated forging