Ronald Keys Sr.;53;a former police officer in Monessen;of 428 Clarendon Ave.;Monessen;died Sunday;Jan.12;1992;in Mon Valley Hospital;Inc.;Carroll Township;following a lengthy illness. Born April 29;1938;in Pittsburgh;he was the son of the late Leo and Marie West Keys. He was a graduate of Oliver High School;where he excelled in football;then served two years in th U.S.Army. Following a brief employment at Western Pennsylvania Hospital and the Veterans Administration;both in Pittsburgh;Mr.Keys served as a police officer in the city of Monessen;where he retired at the rank of lieutenant with 13 years of service. He completed the Municipal Police Officers Training Course and attended numerous seminars and classes and was a member of Fraternal order of Police Mon Valley Lodge 87. He was Presbyterian by faith. In addition to his parents;he was preceded in death by two brothers;Thomas and Phillip;and two sisters;Florence and Leona. Surviving are his wife of 28 years;Wilma Bass Keys;one daughter;Dana Keys-Frezzell;M.D.;of Jefferson Borough;two sons;Ronald J.and Scott;both of Monessen;one grandson;Mark Frezzell;three sisters;Victoria Butler;Hattie Keys and Marie Calloway;all of Pittsburgh;three brothers;Lawrence and George;both of Pittsburgh;and Leo of the state of Colorado;and numerous nieces and nephews. Friends will be received Monday from 7 to 9 p.m. and Tuesday from 2 to 4 and 7 to 9 p.m. in the William R.Taylor Funeral Home;645 McMahon Ave.;Monessen. Services will be held Wednesday at 11 a.m. in Gate of Heaven Church;Reed Avenue;Monessen;with Bishop J.E.Bass officiating. Interment will follow in Belle Vernon Cemetery. Arrangements are being handled by Fredericks Funeral Homes Inc.of Braddock and Homestead;Michael J.Aldrich;funeral director.