He bought thousands of books including works on music, mathematics, astronomy, history, geography, magic, theology and philosophy.

ECONOMIST: Spanish empire

"You can argue that the Global Positioning Systems (GPS) in use today are a modern form of cosmography as they combine geography and astronomy to give users precise locations, " said the doctor.

BBC: NEWS | UK | Wales | Scholar revives ancient subject

It contains many original manuscripts and rare copies of major works on history, literature, philosophy, law, astronomy, physics, chemistry, pharmacology, geography, music, mathematics, mineralogy, economy, fine arts, etc. written in Uzbek, Arabic, Farsi, Tajik, Urdu, Pushtu, Tatar, Azeri, Turkish, Turkmen, Uighur and other languages.

UNESCO: OFFICE IN TASHKENT