TURKEY - ISTANBUL - "The Church of Saint Sophia of CONSTANTINOPLE built by Constantine the Great, now the Mosque of the Great Lord". 17th century. Original etching by Israël SILVESTRE (1621-1691). Proof on laid paper, with Israël's address. Coated with a partly faded and unidentified red collector's mark. 12.8 x 25.4 cm. Condition B (square-cut and glued at the corners on wove paper, rare and very slight foxing).