Voltaire: https://commons.wikimedia.org/wiki/File:Nicolas_de_Largilli%C3%A8re_-_Portrait_de_Voltaire_%281694-1778%29_en_1718_-_P208_-_mus%C3%A9e_Carnavalet_-_5_%28cropped%29.jpg
Nicolas de Largillière | CC0

Rumi: https://commons.wikimedia.org/wiki/File:%D9%85%D9%88%D9%84%D8%A7%D9%86%D8%A7_%D8%A7%D8%AB%D8%B1_%D8%AD%D8%B3%DB%8C%D9%86_%D8%A8%D9%87%D8%B2%D8%A7%D8%AF_%28cropped%29.jpg
Hossein Behzad | Public domain

Umar: https://commons.wikimedia.org/wiki/File:Hagia_Sopia_6163502494_%28cropped%29_%28cropped%29.jpg
William Neuheisel from DC, US [cropped by Fazoffic] | CC BY 2.0 | https://creativecommons.org/licenses/by/2.0/

Montesquieu: https://commons.wikimedia.org/wiki/File:Charles_Montesquieu.jpg
After Jacques-Antoine Dassier | Public domain

Atatürk özgün görseli ve Edison illüstrasyonu kullanıcı tarafından sağlanmıştır. Atatürk portresinin çevresindeki yazılar temizlenmiştir; özgün imza ayrı gösterilir.