61. Palace of Khusrau, gateway between courts U and V, south-east angle of room 82. 62. Palace of Khusrau, court W, with rooms 97 and 98. 63. Fig. 1. Palace of Khusrau, eastern double ramp. Fig. 2. Palace of Khusrau, north buildings. 64. Qaṣr-i-Shîrîn, Chehâr Qapû. 65. Fig. 1. Chehâr Qapû, interior of east gate. Fig. 2. Chehâr Qapû, niche in room 8. Fig. 3. Chehâr Qapû, squinch in room 6. 66. Fig. 1. Chehâr Qapû, niche in room 6. Fig. 2. Chehâr Qapû, squinch in room 14. 67. Chehâr Qapû, court D and hall 54, from east. 68. Fig. 1. Chehâr Qapû, vault of room 31. Fig. 2. Chehâr Qapû, squinch in room 39. 69. Fig. 1. Chehâr Qapû, hall 54, south-east corner. Fig. 2. Chehâr Qapû, hall 54, squinch in south-west corner. 70. Fig. 1. Chehâr Qapû, hall 54, exterior of south door. Fig. 2. Chehâr Qapû, hall 54, interior of south door. 71. Chehâr Qapû, hall 54, from south. 72. Chehâr Qapû, hall 54, from west. 73. Fig. 1. Qaṣr-i-Shîrîn, Qal’a-i-Khusrau. Fig. 2. Firûzâbâd. 74. Fig. 1. Sarvistân, small domed chamber. Fig. 2. Hatra, oversailing vault in main palace. 75. Fig. 1. Kerkûk, Mâr Ṭahmâsgerd. Fig. 2. Hatra, vaulted passage in so-called temple. 76. Sarvistân. 77. Sargon’s Palace at Khorsâbâd. 78. Fig. 1. Gate at Khorsâbâd. Fig. 2. Ḍumair. 79. Fig. 1. Kharâneh. Fig. 2. Kharâneh, gateway. 80. Fig. 1. Kharâneh, interior of court. Fig. 2. Kharâneh, interior of audience hall. 81. Mshattâ. 82. Fig. 1. Petra, Corinthian tomb. Fig. 2. Petra, al-Dair. 83. Ctesiphon. 84. Fig. 1. Doorway of mosque, Ḥasan Kaif. Fig. 2. Gateway of mosque, Ḥarrân. Fig. 3. Mayâfârqîn, north façade of mosque. 85. Ukhaiḍir, reconstructed north façade of central court. 86. Fig. 1. Parthian decoration, Assur. Fig. 2. Sasanian silver dish (Hermitage, St. Petersburg, No. 2969). 87. Details of decoration from Medînat al-Zahrâ. 88. Fig. 1. Djebel Sindjâr, khân. Fig. 2. Ḥasan Kaif, mosque. 89. Fig. 1. Cairo, mosque of Ibn Ṭulûn. Fig. 2. Mosque of Abû Dulaf. 90. Diyârbekr, Ulu Djâmi’. 91. Fig. 1. Cairo, mosque of Ibn Ṭulûn. Fig. 2. Sâmarrâ, mosque. 92. Mosque of Ṣalaḥ al-Dîn, Mayâfârqîn. 93. Fig. 1. Diyârbekr, mosque, fragment of old wall. Fig. 2. Mayâfârqîn, mosque. CHAPTER I UKHAIḌIR