1. Diagrams of the astronomical tower at Incallacta in Bolivia Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
2. Astronomical wall Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake (Peru and Bolivia) Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
3. Torreon Incallacta Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Inkallajta Site (Bolivia) Titicaca Lake Region (Peru and Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
4. Torreon Incallacta Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Inkallajta Site (Bolivia) Titicaca Lake Region (Peru and Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
5. Students among ruins Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake (Peru and Bolivia) Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
6. Billie Jean Isbell, Incallacta Collection: Billie Jean Isbell Andean Collection Location: Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
7. Cornell summer course group Collection: Billie Jean Isbell Andean Collection Location: Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
8. Views of ruins of Inkallajta Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake Region (Peru and Bolivia) Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
9. Views of ruins of Inkallajta Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake Region (Peru and Bolivia) Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
10. Views of ruins of Inkallajta Collection: Billie Jean Isbell Andean Collection Set: Zenith sun series Location: Titicaca Lake Region (Peru and Bolivia) Inkallajta Site (Bolivia) Inkallacta Site (Bolivia) Incallacta Site (Bolivia) Inkallaqta Site (Bolivia)Incallaqta Site (Bolivia) Date: 1992 Format: Image
