Marxist anthropology Congresses
Marxian school of sociology Congresses.
Marriage.
Mantaro River Valley (Peru) Antiquities
llameros caravans
Lava Congresses.
Land reform Peru
Indians of South America Peru Mantaro River Valley Economic conditions
Indians of South America Peru Mantaro River Valley Antiquities
Indians of South America Ecuador History.
Indians of South America Bolivia Antiquities.
Indians of South America Andes Region Antiquities
Indians of South America Andes Economic conditions
Indians of Mexico Antiquities
Indians of Central America Antiquities
Indian pottery South America.
Incas Economic conditions
Inca architecture--Ecuador
Geography Philosophy.
Geography Methodology.