When a joyful festival rolled through a small Oklahoma town outside of Platt National Park in 1975, a young woman’s dead body was left in its wake. As the carnival tents were coming down, the search for a deadly predator heated up and led investigators to violent man no one thought could be hiding in plain sight.
Marina Rose Howeth (Source)_Newspaper Archive
Marina Rose Howeth Tombstone (Source) Find a Grave
Chickasaw National Recreation Area Map (Formerly Platt National Park) (Source) Google Maps
Chickasaw National Recreation Area Map (Formerly Platt National Park) (Source) NPS
Episode Source Material
- Ardmore Daily Ardmoreite (Ardmore, OK): Murder Shatters Tranquility of Wooded Park in Sulphur, by Tack Cornelius.
- Ada Evening News (Ada, OK): Woman found slain at Platt.
- Ardmore Daily Ardmoreite (Ardmore, OK): Murder victim identified, by Staff.
- Ada Evening News (Ada, OK): Platt victim identified as Sulphur girl.
- Sapulpa Daily Herald (Sapulpa, OK): Strangulation caused death, by UPI.
- Ardmore Daily Ardmoreite (Ardmore, OK): Carnival worker accused of murdering girl in park, by Kay Evers.
- Lubbock Avalanche Journal (Lubbock, TX): Hearing slated in strangulation death trial, by UPI.
- Ada Evening News (Ada, OK): Platt murder hearing set for June 17.
- Ada Evening News (Ada, OK): Shoemaker admitted for observation.
- Ada Evening News (Ada, OK): Shoemaker indicted in Platt park murder case.
- Ardmore Daily Ardmoreite (Ardmore, OK): Published September 10, 1975.
- Ardmore Daily Ardmoreite (Ardmore, OK): Platt park murder trial opens, by Kay Evers.
- Ada Evening News (Ada, OK): Agent says Shoemaker admitted striking girl.
- Ada Sunday News (Ada, OK): Jury to hear final arguments Monday in Shoemaker trial.
- The Daily Oklahoman (Oklahoma City, OK): Man guilty in slaying, by Jim Etter.
- Ardmore Daily Ardmoreite (Ardmore, OK): Life term for slayer.
- Ardmore Daily News (Ardmore, OK): Murders, Music Top Area News, by Tack Cornelius.
- United States of America v. Roy Lee Shoemaker. 1976. US Court of Appeals decision by Circuit Judge Hill.
- Rodin EA. Psychomotor Epilepsy and Aggressive Behavior. Arch Gen Psychiatry.
- Vannemreddy P, Stone JL, Vannemreddy S, Slavin KV. Psychomotor seizures, Penfield, Gibbs, Bailey and the development of anterior temporal lobectomy: a historical vignette. Ann Indian Acad Neurol.
- National Park Service: Platt National Park
- Website covering all Oklahoma cold cases including any homicide and missing persons.
- NPR: In Oklahoma, A National Park That Got Demoted, by Joe Wertz.
- History of Platt National Park Name and renaming
- Platt National Park Information
- Marina Rose Howeth Find A Grave
- Roy Lee Shoemaker US Bureau of Prisons Inmate Profile