Dragnet was an influential radio series that aired from 1949 to 1957. The show was a police procedural drama that followed the dedicated Los Angeles police detective Sergeant Joe Friday, played by Jack Webb, who also created and produced the series. "Dragnet" was known for its realistic portrayal of police work and its use of actual LAPD case files as the basis for its stories. The series contributed significantly to the police procedural genre and set the standard for many future television and radio detective shows. "George Quan The Jade Thumb Rings" is the 28th episode of Dragnet, originally aired on December 8, 1949. In this episode, Sergeant Joe Friday and his partner, Ben Romero, investigate a case involving the robbery of valuable jade thumb rings. The episode follows their pursuit of a suspect who is believed to have committed the theft, while also beating a witness. The plot is driven by the detectives' determination to solve the case and bring the criminal to justice.