Scientists of the “Saraishyq” Museum-Reserve, within the framework of the program of the Culture Committee of the Ministry of Culture and Information of the Republic of Kazakhstan “The Golden Horde cities of Saraishyq, Ushkan, Ashyssay, and Karagayly in the Context of Historical and Cultural Heritage (XIII–XV cc.)”, are conducting research in the Scientific Archive of the State Hermitage Museum of the Russian Federation.