▁the ▁area ▁and ▁applied ▁for ▁a ▁post ▁office . ▁On ▁March ▁ 6 , ▁ 1 8 9 9 , ▁the ▁Post ▁Office ▁Department ▁approved ▁the ▁application ▁and ▁designated ▁the ▁locale ▁as ▁S entin el , ▁Oklahoma ▁Territ ory . ▁The ▁name ▁origin ated ▁from ▁Cloud ▁Chief ' s ▁Her ald - S entin el ▁newspaper . ▁This ▁store ▁was ▁approximately ▁one ▁mile ▁east ▁of ▁the ▁present ▁town . ▁ ▁In ▁ 1 9 0 1 , ▁the ▁Kansas ▁City , ▁Mexico ▁and ▁Orient ▁Railway , ▁later ▁bought ▁by ▁the ▁At ch ison , ▁To pe ka , ▁and ▁Santa ▁Fe ▁Railway , ▁began ▁purch asing ▁rights - of - way ▁and ▁design ating ▁new ▁town sites ▁for ▁a ▁proposed ▁rail road . ▁The ▁newly ▁formed ▁Orient ▁Town site ▁Company ▁chose ▁the ▁site ▁of ▁present ▁S entin el ▁and ▁received ▁a ▁don ation ▁of ▁eight y ▁acres ▁from ▁L . ▁N . ▁Whit mer . ▁They ▁named ▁the ▁new ▁town ▁" B art on " ▁and ▁file d ▁a ▁plat ▁on ▁September ▁ 2 3 , ▁ 1 9 0 1 . ▁The ▁new ▁residents ▁asked ▁G ore ▁to ▁re loc ate ▁his ▁store ▁and ▁post ▁office ▁to ▁the ▁new ▁location . ▁This ▁caused ▁confusion , ▁as ▁the ▁town ▁and ▁post ▁office ▁had ▁different ▁names . ▁In ▁ 1 9 0 4 , ▁Will ▁Horn beck ▁established ▁the ▁S entin el ▁News - Bo y . ▁Det erm ined ▁to ▁correct ▁the ▁name ▁problem , ▁he ▁started ▁a ▁pet ition ▁to ▁incorpor ate