80. Enamelled artificial block from Persian building _Coloured plate, facing_ 130 81. The north-west corner of the Southern Citadel 132 82. The moat wall of Imgur-Bel, west of the Southern Citadel 133 83. Inscribed brick from the moat wall of Imgur-Bel 134 84. Trench west of the Southern Citadel, during excavation 134 85. Trench west of the Southern Citadel, completely excavated 135 86. Inscribed brick from the Sargon wall 138 87. Section through fortification walls north of the Southern Citadel 139 88. Stamped brick of Nabopolassar’s Arachtu wall 140 89. Inscribed brick of Nabopolassar’s Arachtu wall 141 90. Chiselled brick of Nabopolassar’s Arachtu wall 142 91. View of north-west corner of the Southern Citadel, with the Arachtu walls 143 92. Space between the two mud walls 149 93. Northern end of the inner city wall, from the south-east 151 94. System of the inner city walls 152 95. Drain in the inner city wall 153 96. Nimitti-Bel foundation cylinder of Sardanapalus 154 97. Drain through inner city wall 155 98. Brickwork blocks in the Principal Citadel 157 99. Inscribed paving blocks—above, Evil-Merodach; below, Nebuchadnezzar 159 100. North-east corner of Principal Citadel, from the north 161 101. The basalt lion in the Principal Citadel 162 102. The Shamash-resh-ussur stela 163 103. The Hittite stela, obverse 165 104. The Hittite stela, reverse 165 105. Pavement slab of Adad-nirari 166 106. Doorway with drain, in north wall of the Principal Citadel 171 107. Plan of the northern bastions, north-east of Kasr 172 108. Ascent to the Acropolis. Homera in the background 175 109. Stone wall of Northern Citadel, from west looking east 176 110. Stone wall of Northern Citadel with inscription 177