| Image | Subject | Total number of books | Total number of object | Tags |
 |
World Civilization History | 21 | Civilization: 10000BCE to 2000 BC, Settlements: 2000BCE-600CE, Small Kingdoms: 300 CE-1000 CE, Early Medieval: 1000 CE to 1450 CE, Medieval: 1450 CE to 1780 | |
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History of Nation | 22 | Civilization: 10000BCE to 2000 BC, Settlements: 2000BCE-600CE, Small Kingdoms: 300 CE-1000 CE, Early Medieval: 1000 CE to 1450 CE, Medieval: 1450 CE to 1781 |
