Season
Season 11 Episode
- Season 4 The Chisholm Trail; Harry Houdini Poster; McKinley Casket Flag
- Season 4 Wartime Baseball; Confederate Eyeglass; Howard Hughes' Invention
- Season 4 Coca-Cola Trade Card; Vicksburg Map; Lawrence Strike
- Season 4 Alternative Service Certificates; Carolina Mystery Books; Mickey Mouse’s Origin
- Season 4 U.S.S. Indianapolis; Highlander Badge; Spirit of St. Louis
- Season 4 Orphan Film Reel; Chinese Opium Scale; Hermann Goering’s Shotgun
- Season 4 Survivor Camera; Alcoholics Anonymous Letter; Tallahassee Mystery Cross
- Season 4 Calf Creek Arrow; Doc Holliday’s Watch; Black Star Line Stock Certificates
- Season 4 Grace Kelly Automobile; Illicit P.O.W. Photos; Mystery Motorcycle
- Season 4 Lou Gehrig Autograph; Cleveland Electric Car; Philadelphia Freedom Paper
- Season 4 Superman Sketch; Lost Musical Treasure; Rebel Whiskey Flask
History Detectives - Season 4 Episode 9 Grace Kelly Automobile; Illicit P.O.W. Photos; Mystery Motorcycle
7.00 60 minutes Puzzles involve a car that may be the one driven by Grace Kelly in “To Catch a Thief”; possible Civil War POW photographs; and a 1914 motorcycle that might have been used in WWI France.
