Şerif Muhiddin Targan was later appointed as the conservatory's dean and Hanna Petros continued to play a major role in the conservatory.
Hanna-Barbera | William Hanna | Mark Hanna | Hanna Reitsch | Jack Hanna | Petros Peloponnesios | Petros | Kevin Hanna | William T. "Bill" Hanna | M. A. Hanna Company | Jenn Hanna | Hanna | Agios Petros, Arcadia | William Thomas "Bill" Hanna | Petros, Tennessee | Jack Hanna's Animal Adventures | Howard Melville Hanna | Hanna Gronkiewicz-Waltz | Hanna Damasio | William Thomas "Bill" Hanna (D) | William John Hanna | Vincent Hanna | ''Uncle Petros and Goldbach's Conjecture'' by Apostolos Doxiadis | Uncle Petros and Goldbach's Conjecture | Ulrike Hanna Meinhof | The Hanna-Barbera New Cartoon Series | Petros Voulgaris | Petros Persakis | Petros Manos (officer) | Pat Hanna |