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| Pl. | I, | Fig. | 1. | Coast of the Anglo-Egyptian Sudan | inside cover at beginning |
| „ | II, | „ | 2. | Map of Red Sea | „ „ „ | end |
| „ | III, | „ | 3. | A sandstorm | frontispiece |
| Fig. | 4. | Plan of Suakin harbour etc. | 11 |
| „ | 5. | Suakin, the Customs House and Government buildings | „ |
| Pl. | IV, | Fig. | 6. | Suakin, a mosque (Photo. by W. H. Lake, Esq.) | to face | 13 |
| „ | V, | „ | 7. | „ the causeway and town gate | „ | 14 |
| „ | V, | „ | 8. | „ one of Kitchener’s forts | „ | „ |
| „ | V, | „ | 9. | Sunset on the Red Sea | „ | „ |
| „ | VI, | „ | 10. | Portrait of a young Hamite | „ | 15 |
| „ | VII, | „ | 11. | An Arabian Sea captain | „ | 16 |
| „ | VII, | „ | 12. | A Bishari | „ | „ |
| „ | VII, | „ | 13. | Negro ex-slave | „ | „ |
| „ | VIII, | „ | 14. | Old Mabrûk, from Zanzibar | „ | 20 |
| „ | VIII, | „ | 15. | Hamitic woman | „ | „ |
| „ | IX, | „ | 16. | Elderly Bishari | „ | 23 |
| „ | X, | „ | 17. | A veteran seaman | „ | 25 |
| „ | X, | „ | 18. | Mutton fat hair dressing | „ | „ |
| „ | X, | „ | 19. | Daggers and amulet | „ | „ |
| „ | X, | „ | 20. | A woman’s hand | „ | „ |
| „ | XI, | „ | 21. | Our camel postman with native arms | „ | 28 |
| „ | XII, | „ | 22. | Prayer at a Shêkh’s grave | „ | 36 |
| „ | XII, | „ | 23. | Boys with amulets and lucky stone | „ | „ |
| „ | XIII, | „ | 24. | A prophet’s tomb | „ | 38 |
| „ | XIII, | „ | 25. | A mediaeval tomb | „ | „ |
| „ | XIV, | Figs. 26 and 27. | Water carriers | „ | 50 |
| „ | XV, | Fig. | 28. | Tent houses | „ | 54 |
| „ | XVI, | „ | 29. | Goats feeding on thorn bushes | „ | 56 |
| „ | XVI, | Figs. 30 and 31. | Native utensils | „ | „ |
| „ | XVII, | „ 32 and 33. | Arabian sword dance | „ | 57 |
| „ | XVII, | Fig. | 34. | Hamitic wedding dance | „ | „ |
| Pl. | XVIII, | „ | 35. | Pearling canoes under sail | „ | 60 |
| „ | XVIII, | „ | 36. | A pilgrim sambûk | „ | „ |
| Fig. | 37. | Outline of rigging of a sambûk | „ |
| „ | 38. | Diagram of halyard | 61 |
| „ | 39. | Laden sambûk under sail | 62 |
| Pl. | XIX, | Fig. | 40. | Hamitic fisherman | to face | 65 |
| „ | XIX, | „ | 41. | Small pearling gatîra | „ | „ |
| „ | XIX, | „ | 42. | Large pearling sambûk with ten canoes | „ | „ |
| „ | XX, | Figs. 43 to 46. | The operations of a pearl fisher | „ | 66 |
| „ | XXI, | Fig. | 47. | Pearl-divers | „ | 71 |
| „ | XXII, | „ | 48. | Spinning goats’ hair | „ | 74 |
| „ | XXIII, | „ | 49. | Weaving hair cloth | „ | 80 |
| „ | XXIII, | „ | 50. | A marriageable girl | „ | „ |
| „ | XXIV, | „ | 51. | Baby girl with lamb | „ | 82 |
| „ | XXV, | Figs. 52 to 57. | Sea-anemones and corals | „ | 84 |
| „ | XXVI, | Fig. | 58. | Some stony corals | „ | 88 |
| „ | XXVII, | „ | 59. | A simple colonial coral | „ | 89 |
| „ | XXVIII, | „ | 60. | Common reef building corals | „ | 91 |
| „ | XXIX, | Figs. 61 to 63. | The mushroom corals | „ | 92 |
| „ | XXX, | „ 64 and 65. | Stony seaweeds | „ | 100 |
| „ | XXXI, | „ 66 to 70. | Corals bored by molluscs and sponges | „ | 102 |
| Diagram 1. | Features of a fringing reef | 104 |
| Pl. | XXXII, | Fig. | 71. | Reef flat and undercut cliffs, Rawaya | to face | 104 |
| Diagram 2. | The building of a reef | 105 |
| „ 3. | Further growth of the reef | 106 |
| „ 4. | The abrasion of the coast | „ |
| „ 5. | Formation of fringing reef | 107 |
| Pl. | XXXIII, | Fig. | 72. | Portion of a reef flat | to face | 108 |
| „ | XXXIII, | „ | 73. | The under surface of the same stone | „ | „ |
| „ | XXXIV, | „ | 74. | A fringing reef in sandstone, Cape Verde Islands | „ | 110 |
| „ | XXXIV, | „ | 75. | Embryo reef near Alexandria | „ | „ |
| „ | XXXV, | Figs. 76 and 77. | Cliffs of “coral rag” in Zanzibar | „ | 112 |
| Diagram 6. | Formation of atoll by direct growth. (From Fowler’s Science of the Sea: J. Murray) | 115 |
| „ 7. | Formation of a rift valley | 122 |
| „ 8. | Atoll growing on summit of a volcanic mound. (From Fowler’s Science of the Sea: J. Murray) | 124 |
| Fig. | 78. | Coast of the Anglo-Egyptian Sudan | 126 |
| Pl. | XXXVI, | Fig. | 79. | Yemêna oasis on the maritime plain | to face | 128 |
| Pl. | XXXVII, | Figs. 80 and 81. | Corals on summit of Jebel Têtâwib | „ | 129 |
| „ | XXXVIII, | „ 82 „ 83. | Two views in Yemêna ravine | „ | 131 |
| Fig. | 84. | Map of reefs off Port Sudan | 137 |
| Diagram 9. | Section through Rawaya and Makawar | 138 |
| Fig. | 85. | Map of Rawaya, etc | 139 |
| Diagram 10. | Levelling action of the sea | 140 |
| Pl. | XXXIX, | Figs. 86 and 87. | Two views on Rawaya | to face | 140 |
| Diagram 11. | Reefs off Ras Salak | 142 |
| Pl. | XL, | Fig. | 88. | In a fault ravine of Abu Shagarato | to face | 143 |
| Fig. | 89. | Sketch of Jebel Têtâwib, coral and gypsum beds | 144 |
| Diagram 12. | Three steps on side of Red Sea Rift Valley | 145 |
| Figs. 90 and 91. | Types of harbours | 147-8 |