Places
- United States -- Politics and government -- 20th century2
- Africa -- Description and travel1
- Alpine (N.J.)1
- Argentina -- Economic policy1
- Asia -- History1
- Asia -- History -- Study and teaching -- United States1
- Asia -- Study and teaching1
- Australia -- Economic conditions1
- Austria -- Pictorial works1
- Baghdad (Iraq) -- Photographs1
- Balkan Peninsula1
- Benin -- Commerce -- History1
- Benin -- Economic conditions1
- Berlin (Germany) -- Description and travel1
- Beverly (Mass.) -- Social life and customs1
- Bolivia -- Description and travel1
- Brazil -- Economic policy1
- Bulgaria -- Politics and government1
- Byzantine Empire -- History1
- Central America1