1. Chuschi Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Chuschi (Peru) Date: 1996 Format: Image
4. Plaza Collection: Billie Jean Isbell Andean Collection Location: Chuschi (Peru) Date: 1996 Format: Image
5. Rio Pampas Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Pampas River Valley (Peru) Date: 1996 Format: Image
6. 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
7. Llamas Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 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. Chuschi Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
10. Billie Jean Isbell and woman Collection: Billie Jean Isbell Andean Collection Location: Chuschi (Peru) Date: 1996 Format: Image
11. Chuschi Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
12. Billie Jean Isbell and women Collection: Billie Jean Isbell Andean Collection Date: 1996 Format: Image
14. Cancha Cancha Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
15. Rio Pampas Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Pampas River Valley (Peru) Date: 1996 Format: Image
16. Chuschi Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
18. Site of old cemetery Collection: Billie Jean Isbell Andean Collection Location: Chuschi (Peru) Date: 1996 Format: Image
26. Hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
27. Hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
28. Hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
31. Hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
32. Hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
41. Hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
42. Hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image
43. Hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Date: 1996 Format: Image