1. Papa pallasqa harvesting potatoes with a kutij-pot hook Collection: Billie Jean Isbell Andean Collection Format: Image
3. Hillside agriculture, Mantaro Valley near Pampas Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Pampas River Valley (Peru) Date: 1967 Format: Image
4. Vilca family planting Collection: Billie Jean Isbell Andean Collection Location: Chuschi (Peru) Date: 1969 Format: Image
6. Plowing fields Collection: Billie Jean Isbell Andean Collection Location: Chuschi (Peru) Date: 1975 Format: Image
7. Killay Belen, threshing wheat Collection: Billie Jean Isbell Andean Collection Location: Killay Belen (Bolivia) Date: 1981 Format: Image
8. Mid valley cultivation Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Quispillaccta (Peru) Chuschi (Peru) Chuschi (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 1981 Format: Image
9. Woman threshing wheat. Collection: Billie Jean Isbell Andean Collection Location: Killay Belen (Bolivia) Date: 1992 Format: Image
10. Cornell Raised Fields Project Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
11. Cornell Raised Fields Project Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
12. Cornell Raised Fields Project Collection: Billie Jean Isbell Andean Collection Location: Titicaca Lake Region (Peru and Bolivia) Bolivian altiplano Date: 1994 Format: Image
