Transcriber's note:
- pg [181] Changed: excessively attentuated to: attenuated
- pg [205] Changed: probably ocherous to: ochreous
- pg [223] Changed: for my longtitudes to: longitudes
- pg [256] Changed: is the anniversay to: anniversary
- pg [341] Changed: See Qasr el Gushda to: Guehda
- The illustrations, 'Senussi Zawia at Smint', 'Old ’Alem, “Valley of the Mist”', listed both under HALF-TONES and IN THE TEXT in the [LIST OF ILLUSTRATIONS] have been removed from the HALF-TONES section.
- Grouped-together captions within a plate have been individually placed under each of their corresponding illustrations.
- Minor changes in punctuation have been done silently.
- Other spelling inconsistencies have been left unchanged.
- New original cover art included with this eBook is granted to the public domain.