History 362 Indians of North America 56 Sources 24 Quakers 21 Politics and government 18 Delaware Indians 14 Pioneers 14 more ... Frontier and pioneer life 12 Society of Friends 12 Histoire 11 Description and travel 10 Pennsylvania--History--Colonial period, ca. 1600-1775 10 Pennsylvania--History--Colonial period, ca. 1600-1775--Sources 10 Wars 10 Fortification 9 Germans 8 Iroquois Indians 8 Tax collection 8 Taxation 8 Colonies 7 Government relations 7 New Sweden 7 Scots-Irish 7 Societies, etc 7 Biography 6 Pennsylvania Dutch 6 Courts 5 Economic conditions 5 Conestoga Indians 4 Emigration and immigration 4 Ethnic relations 4 History, Military 4 Indian captivities 4 Insurgency 4 Pennsylvania--History 4 Race relations 4 Social life and customs 4 Swedes 4 Boundaries 3 Causes 3 less ...