Photo from the first raising of Petridis' ballet The Merchant [O pramateftis] at Olympia Theater, in May 1944, choreographed by Angelos Grimanis and directed by Renato Mordo. The second dancer from the left is Yannis Ritsos, at the time a member of the GNO Ballet under the stage name Ioannis Vamvas; next to him is Tatiana Varouti in the role of the Widow.