viii
LIST OF ILLUSTRATIONS.
vii
| Fig. | Page | |
| 185. | El-Bahariat of the Wed Ouir | 405 |
| 186. | Figuig Oasis | 406 |
| 187. | A School in Fez | 409 |
| 188. | Frontiers of Algeeria and Marocco | 410 |
| 189. | Fez: Gateway to the Kasbah | 411 |
| 190. | The Great East Erg | 420 |
| 191. | Routes of the Chief Explorers in the Eastern Sahara | 425 |
| 192. | Northern Tibesti | 426 |
| 193. | Borku | 431 |
| 194. | Kawar Oasis | 435 |
| 195. | Routes of the Chief Explorers between Algeria and the Tuareg Territory | 439 |
| 196. | Geology of the Sahara south of Algeria | 443 |
| 197. | Targui Type | 448 |
| 198. | Tuaregs on a Journey | 449 |
| 199. | Issawan Valley | 454 |
| 200. | Gurara and Wed Saura | 458 |
| 201. | Twat and Tidikelt | 462 |
| 202. | Air | 457 |
| 203. | Routes of the Chief Explorers in the Western Sahara | 472 |
| 204. | Rio de Oro | 475 |
| 205. | Arawan and Mabruk | 479 |
