Hagia Sophia in Istanbul: View of the upper gallery from the north-west.
Entrée du gynécée, ou galerie supérieure.
FOSSATI, Gaspard. Aya Sofia Constantinople, As recently restored by Order of H.M. the Sultan Abdul Medjid, London, P. & C. Colhaghi, 1852.
Architecture and built environment
Aikaterini Laskaridis Foundation Library