1. Mid valley cultivation Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Quispillaccta (Peru) Chuschi (Peru) Chuschi (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 1981 Format: Image
2. 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
3. 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
4. Potato fields, 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
5. Seed exchange, La Unión Collection: Billie Jean Isbell Andean Collection Location: Quispillaccta (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 2001 Format: Image
6. Seed exchange, La Unión Collection: Billie Jean Isbell Andean Collection Location: Quispillaccta (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 2001 Format: Image
7. Seed exchange, La Unión Collection: Billie Jean Isbell Andean Collection Location: Quispillaccta (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 2001 Format: Image
8. Seed exchange, La Unión Collection: Billie Jean Isbell Andean Collection Location: Quispillaccta (Peru) Quispillacta (Peru)Quispillaqta (Peru) Date: 2001 Format: Image