2025-10-172025-11-172025-10-172025-11-17https://openaccess.ircica.org/handle/123456789/271666 black and white negativesTurkish and Islamic Arts Museum-İstanbulTughra (Turkish royal cipher)Turkish calligraphyMuseum collections-İstanbulMuseums-İstanbulTürk-İslam Eserleri Müzesi`nde yer alan hat levhaları ve tuğralarPhotograph