"Centel Corporation was an American telecommunications company, with primary interests in providing basic telephone service, cellular phone service and cable television service. ... Centel was purchased by Sprint in 1993..." -- https://en.wikipedia.org/wiki/Centel
The Stephen G. Brown Literary Papers (approximately 1974-2020) consist of the literary work of University of Nevada, Las Vegas (UNLV) professor Stephen G. Brown. The collection contains journals, sketch books, published and unpublished manuscripts, and literary criticism articles written by Brown. Collection also includes digital files relating to Brown's work as an author.