201. Volcanos from Pichincha Collection: Billie Jean Isbell Andean Collection Location: Guagua Pichincha Volcano (Ecuador) Date: 1981 Format: Image
202. Volcano from Pichincha, Ecuador Collection: Billie Jean Isbell Andean Collection Location: Guagua Pichincha Volcano (Ecuador) Date: 1981 Format: Image
203. Hang glider over Quito Collection: Billie Jean Isbell Andean Collection Location: Quito (Ecuador) Date: 1981 Format: Image
204. Quito, hang gliders Collection: Billie Jean Isbell Andean Collection Location: Quito (Ecuador) Date: 1981 Format: Image
205. Hang glider Collection: Billie Jean Isbell Andean Collection Location: Quito (Ecuador) Date: 1981 Format: Image
206. Near Guayaquil Collection: Billie Jean Isbell Andean Collection Location: Ecuador Date: 1981 Format: Image
207. Otovalo woman Collection: Billie Jean Isbell Andean Collection Location: Otavalo (Ecuador) Otovalo (Ecuador) Date: 1981 Format: Image
208. Otovalo woman Collection: Billie Jean Isbell Andean Collection Location: Otavalo (Ecuador) Otovalo (Ecuador) Date: 1981 Format: Image
209. Otovalo Market Collection: Billie Jean Isbell Andean Collection Location: Otavalo (Ecuador) Otovalo (Ecuador) Date: 1981 Format: Image
210. Otovalo Market Collection: Billie Jean Isbell Andean Collection Location: Otavalo (Ecuador) Otovalo (Ecuador) Date: 1981 Format: Image
211. Otovalo Market Collection: Billie Jean Isbell Andean Collection Location: Otavalo (Ecuador) Otovalo (Ecuador) Date: 1981 Format: Image
212. Near Guayaquil Collection: Billie Jean Isbell Andean Collection Location: Ecuador Date: 1981 Format: Image
213. Quito Collection: Billie Jean Isbell Andean Collection Location: Quito (Ecuador) Date: 1981 Format: Image
214. Quito from Pichincha Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Valley Location: Quito (Ecuador) Date: 1981 Format: Image
215. Hang gliders on Pichincha Collection: Billie Jean Isbell Andean Collection Location: Guagua Pichincha Volcano (Ecuador) Quito (Ecuador) Date: 1981 Format: Image
216. Southern Andes Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Peru Andes Date: 1981 Format: Image
217. Southern Andes from the air Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Peru Andes Date: 1981 Format: Image
218. Rio Pampas Saqsamarca Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Peru Pampas River Valley (Peru) Saqsamarca (Peru)Saxamarca (Peru) Date: 1981 Format: Image
219. Snow-capped Southern Andes Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Peru Andes Date: 1981 Format: Image
220. Southern Andes, snow-capped Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Overviews Location: Peru Andes Date: 1981 Format: Image