1. Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Sulkaray (Chuschi, Peru) Date: 1967 Format: Image
2. Andamarca, Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Date: 1967 Format: Image
3. Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Sulkaray (Chuschi, Peru) Date: 1976 Format: Image
4. 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
5. Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Date: 1976 Format: Image
6. Puna La Unión Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Quispillaccta (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 2001 Format: Image
7. Puna La Unión Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Quispillaccta (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 2001 Format: Image
8. Puna La Unión Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Quispillaccta (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 2001 Format: Image
9. Descending into Rio Pampas Valley Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Pampas River Valley (Peru) Date: 2001 Format: Image
10. Descending into Rio Pampas Valley Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Pampas River Valley (Peru) Date: 2001 Format: Image
11. Descending into Rio Pampas Valley Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Pampas River Valley (Peru) Date: 2001 Format: Image
