1. 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
2. Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Sulkaray (Chuschi, Peru) Date: 1967 Format: Image
3. Looking up valley from Quispillaqta Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Quispillaccta (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 1976 Format: Image
4. Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Date: 1976 Format: Image
5. Imbabura Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Imbabura (Ecuador) Date: 1981 Format: Image
6. Rio Pampas Saqsamarca Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Peru Pampas River Valley (Peru) Saqsamarca (Peru)Saxamarca (Peru) Date: 1981 Format: Image
7. Copacabana del Collao Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Copacabana (Manco Kapac, Bolivia) Titicaca Lake Region (Peru and Bolivia) Date: 1992 Format: Image
8. Chuschi Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Chuschi (Peru) Date: 1996 Format: Image
9. Rio Pampas Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Pampas River Valley (Peru) Date: 1996 Format: Image
10. Rio Pampas, Chuschi Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Chuschi (Peru) Pampas River Valley (Peru) Date: 1996 Format: Image
