Oklahoma School for the Deaf Oklahoma School for the Deaf Oklahoma School for the Deaf (OSD) is a residential school for the deaf and hard of hearing students ages 2 through 18. The school teaches K-12 students in Sulphur, Oklahoma. The first school in what would later become the state of Oklahoma to give instruction to deaf children was at Fort Gibson.This school, started by a Mrs. Lowery, provided for the education of blind Indian children of the Five Civilized Tribes. Later, deaf children were admitted. In 1898, Mr. and Mrs. Ellsworth Long started a school for deaf children in Guthrie,then the capital of Oklahoma
Oklahoma State Highway 18 Oklahoma State Highway 18 State Highway 18, abbreviated as SH-18 or OK-18, is a highway maintained by the U.S. state of Oklahoma. It was once one of the longest state highways in the Oklahoma road system, but now has a total length of . State Highway 18 was commissioned in August 1924 and, at one time, traveled from Dickson, Oklahoma to Shidler, Oklahoma at the Kansas border. Much of SH-18 has been replaced by US-177. The current Highway 18 begins in Shawnee, Oklahoma at an interchange with US-177/270 and SH-3W. The highway is known as Harrison Street through Shawnee. After