Nina Grigoryevna Kovalenskaya as Prince Fernando (The Constant Prince by Pedro Calderón, production by Vsevolod Meyerhold). Petrograd, Aleksandrinsky theatre, 1915. Photo by an unknown author.
<bdi><a href="//commons.wikimedia.org/wiki/Category:20th-century_unidentified_photographers" title="Category:20th-century unidentified photographers">Unidentified photographer</a>
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К. Рудницкий. Мейерхольд. – М.: Искусство, 1981. [K. Rudnitsky. Meyerhold. Moscow: Iskusstvo, 1981].