1. Huarcaya Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Huarcaya (Peru) Date: 1967 Format: Image
2. Snow-capped Southern Andes Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Peru Andes Date: 1981 Format: Image
3. Southern Andes from the air Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Date: 1981 Format: Image
4. Lake Titicaca from the air Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake (Peru and Bolivia) Lake Titicaca Date: 1981 Format: Image
5. Near Guayaquil Collection: Billie Jean Isbell Andean Collection Location: Ecuador Date: 1981 Format: Image
6. Near Guayaquil Collection: Billie Jean Isbell Andean Collection Location: Ecuador 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. Navigating on Lake Titicaca Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake (Peru and Bolivia) Lake Titicaca Date: 1992 Format: Image
9. 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
10. 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
11. Puna flora, 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
12. Puna flora, 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