1. Quispillaqta above village Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Quispillaccta (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 1967 Format: Image
2. Huarcaya Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Huarcaya (Peru) Date: 1967 Format: Image
3. Bill and Billie Jean on bikes Collection: Billie Jean Isbell Andean Collection Location: Chuschi (Peru) Date: 1967 Format: Image
4. Us on bikes, Huancavalica Collection: Billie Jean Isbell Andean Collection Location: Chuschi (Peru) Date: 1967 Format: Image
5. Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Sulkaray (Chuschi, Peru) Date: 1967 Format: Image
6. Andamarca, Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Date: 1967 Format: Image
7. Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Sulkaray (Chuschi, Peru) Date: 1976 Format: Image
8. 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
9. Puna Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Date: 1976 Format: Image
10. Near Guayaquil Collection: Billie Jean Isbell Andean Collection Location: Ecuador Date: 1981 Format: Image
11. Near Guayaquil Collection: Billie Jean Isbell Andean Collection Location: Ecuador Date: 1981 Format: Image
12. Snow-capped Southern Andes Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Peru Andes Date: 1981 Format: Image
