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. Estancias in dry season Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Chuschiqasa (Chuschi, Peru) 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. Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Date: 1976 Format: Image
5. Alpacas on Puna of Sulkaray Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Sulkaray (Chuschi, Peru) Date: 1976 Format: Image
6. Bofedal or puna wetland Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Date: 2001 Format: Image
7. Alpacas grazing, hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Date: 2001 Format: Image
8. Billie Jean Isbell in bofedal, dry season Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Date: 2001 Format: Image