Diocletian, Emperor of Rome, 245-313

found: L'Orange, H.P. Das spätantike Herrscherbild von Diokletian bis zu den Konstantin-Söhnen, 284-361 n. Chr., c1984:t.p. (Diokletian)

found: Aparicio Pérez, A. Las grandes reformas fiscales del Imperio Romano, 2006:p. 47 (Diocleciano; Cayo Aurelio Valerio Diocleciano)

found: Girkʻ patmutʻean Kaysern Pʻontsʻianosi ew knojn tʻaguhwoy ew ordwoy norin Diokghetianosi ..., 1804

found: The painted Tetrarchic reliefs from Nicomedia, 2021, ©2021:title page (Diocletian) page 3 (Emperor Diocletian, the Eastern Roman Empire's emperor, the empire's capital at Nicomedia)

found: Wikipedia WWW site, July 12, 2023:(Diocletian, Latin: Gaius Aurelius Valerius Diocletianus, romanized: Diokletianós; 242/245 - 311/312), nicknamed 'Jovius', was Roman emperor from 284 until his abdication in 305; he was born Diocles to a family of low status in the Roman province of Dalmatia, rose through the ranks of the military early in his career, eventually becoming a cavalry commander for the army of Emperor Carus, after the deaths of Carus and his son Numerian on a campaign in Persia, Diocles was proclaimed emperor by the troops, taking the name Diocletianus, the title was also claimed by Carus's surviving son, Carinus, but Diocletian defeated him in the Battle of the Margus, his reign stabilized the empire and ended the Crisis of the Third Century) - https://en.wikipedia.org/wiki/Diocletian