Chinese History 20 Emigration and immigration 10 Dictionaries 7 English language 6 Politics and government 6 Race relations 6 Social conditions 6 Economic conditions 5 Social life and customs 5 Chinese language 4 Gold mines and mining 4 Biography 3 English 3 Europeans 3 Immigrants 3 Buddhism 2 Civilization 2 Contract labor 2 Description and travel 2 Discovery and exploration 2 Foreign relations 2 Gold miners 2 Hung men (Society) 2 Japanese 2 Minorities 2 Slavery 2 Study and teaching (Secondary) 2 Textbooks for foreign speakers 2 Aboriginal Australians 1