This Summer

Un-Titled

3-D Cuban Missile Crisis; Amon 'n' Andy Record; Women's Suffrage Painting

Season 5 begins with a screen JFK may have used.

Alternative Service Certificates; Carolina Mystery Books; Mickey Mouse's Origin

1943 certificates labeled "alternate service to war."

Amelia Earhart Plane; Fillmore Pardon; Boxcar Home

A possible piece of Amelia Earhart's airplane.

Arthur Szyk's Earliest Cartoons; Professor Lowe's Hot Air Balloon; Chemical Warfare Map

The World War II-era cartoonist Arthur Szyk.

Atocha Spanish Silver; Lucy Parsons Book; Ernie Pyle's Typewriter

Two bars of silver that may have been from a Spanish ship.

Bill Pickett Saddle; McKinley Casket Flag; Hitler Films

A saddle that may have been owned by cowboy Bill Pickett.

Black Star Line Stock Certificates; Mickey Mouse's Origin; Pro-Nazi Newspaper in Texas

Cases involve Mickey Mouse and a WWII POW camp in Texas.

Black Tom Shell; USS Olympia Glass; Front Street Blockhouse

An artillery shell that may have been part of a WWI attack.

Blueprint Special; Monroe Letter; Atocha Spanish Silver

A promo for a musical about servicemen.

Body in the Basement; Newport U-Boat; Shippen Golf Club

A 17th-century skeleton.

Bonnie & Clyde; Revolutionary War Poem; Portrait of George Washington

Bullets that might have killed Bonnie and Clyde.

Calf Creek Arrow; Doc Holliday's Watch; Black Star Line Stock Certificates

Puzzles include a bison skull that may date to 3000 B.C.

Charlie Parker Saxophone; Prison Plaque; Koranic School Book

Bebop legend Charlie Parker.

Cherokee Bible; Slave Banjo; United Empire Loyalists

A Cherokee-language bible; a Civil War-era banjo.

China Marine Jacket; Airstream Caravan; Lincoln Forgery?

An Airstream caravan; a Marine's jacket from WWII.

Civil War Bridge; Scottsboro Boys Stamp; Duke Ellington Plates

A Confederate attempt to stop Gen. William T. Sherman.

Civil War-Era Submarine; Red Cloud's Pipe; The Edison House

Included: a Civil War submarine.

Coca-Cola Trade Card; Vicksburg Map; Lawrence Strike

Puzzles involve an 1886 Coca-Cola trade card.

Coney Island Lion; Legacy of a Doll; Ballet Shoes

"Junior detectives" help sniff out facts.

Continental Currency; Short-Snorter; Liberty Bell Pin

A possible Colonial-era $6 bill; a British 10-shilling note.

Doc Holliday's Watch; Civil War Female Soldiers; Japanese Internment Camp Artwork

Doc Holliday's watch; female Civil War soldiers.

Dueling Pistols; Evelyn Nesbit Portrait; Little Big Horn Bayonet

An 1859 duel over slavery.

Fire Station; Face Artifact; Pop Lloyd's Baseball Field

Three New Jersey mysteries are investigated.

GAR Photograph; Bill Pickett Saddle; Hitler Films

Previously aired segments are featured, including a saddle.

GAR Photograph; Jefferson Pledge; Dempsey Fight Bell

An unusual Civil War photo; a fight bell.

Grace Kelly Automobile; Illicit P.O.W. Photos; Mystery Motorcycle

A car that may have been in "To Catch a Thief."

Great Mexican War Posters; Nora Holt Autograph Book; Muhlenberg Robe

Posters for a film that may have Mexican Revolution footage.

Hermann Goering's Shotgun; Calf Creek Arrow; the Edison House

A shotgun tied to Hermann Goering.

Hindenburg Artifact; Bonus Army Stamp; Dempsey Fight Belt

An artifact that could be from the Hindenburg.

Hindenburg Artifact; John Adams Book; Birthplace of Hip-Hop

A possible artifact from the Hindenburg.

Home for Unwed Mothers; Long Expedition Encampment; Evelyn Nesbit Portrait

An adoptee searching for her birth parents.

Japanese Balloon Bomb; Society Circus Program; Camp David Letter

A WWII-era Japanese weapon.

John Adams Book; Mankato Spoon; NC-4: First Across the Atlantic

A spoon with an image of people hanging from a gallows.

LCT103/WW2 Land Craft; The Abolitionist Flag; Mail Order Brides

A barge that might have been at D-Day.

Leisureama Homes; Jim Thorpe Tickets; 1667 Land Grant

Did Jim Thorpe play basketball?

Lincoln Letter; Quaker Map; USS Indianapolis

A letter that may have been signed by Abraham Lincoln.

Lost Gold Ship; John Hunt Morgan Saddle; Cesar Chavez Banner

Topics include the 1897 Klondike gold rush.

Lou Gehrig Autograph; Cleveland Electric Car; Philadelphia Freedom Paper

A possible Lou Gehrig autograph.

Monopoly; Japanese Internment Camp Artwork; The Lewis and Clark Cane

A Monopoly-like board game 30 years older than Monopoly.

Mussolini Dagger; Liberia Letter; N.E.A.R. Device

A dagger that may have belonged to Benito Mussolini.

NC-4: First Across the Atlantic; Howard Hughes Crash; Professor Lowe's Hot Air Balloon506

A piece of fabric that may have been from an NC-4 aircraft.

Orphan Film Reel; Chinese Opium Scale; Hermann Goering's Shotgun

Puzzles involve a film reel of 1920s stuntman Eddie Polo.

Portrait of George Washington; Revolutionary War Poem; Revolutionary War Cannon

A Revolutionary War-themed program.

Preston Brook's Riding Crop; Home of Lincoln Assassination Plot; Revolutionary War Cannon

A Revolutionary War cannon.

Pretty Boy Floyd Handgun; Paul Cuffee Muster Roll; Pop Lloyd Baseball Field

Questions involve "Pretty Boy" Floyd.

PsychoPhone; War Dog Letter; Pancho Villa Watch Fob

The "Psycho-Phone," said to have been built by Edison.

Red Cloud Letter; '32 Ford Roadster; Cast Iron Eagle

A 1932 Ford Roadster.

Red Hand Flag; Seth Eastman Painting; Isleton Tong

A painting that may have been done by Seth Eastman.

Secrets of the Tape; Mountain Mail Bag; Banned Birth Control Box

A vintage automobile tape player; a 19th-century mailbag.

Shipwreck Cannons; Connecticut Farmhouse; Kahlil Gibran Painting

Cannons that may have been from the USS Shark.

Sideshow Babies; Lubin Photos; Navajo Rug

A 1933 Chicago World's Fair incubator exhibition.

St. Valentine's Day Massacre; Booth Letter; Cemetery Alarm

A gun that may be linked to Al Capone's gang.

Stalag 17 Portrait; Seadrome; Black Tom Shell

A WWII-era sketch of an American POW by a fellow POW.

Superman Sketch; Lost Musical Treasure; Rebel Whiskey Flask

A Superman sketch.

Survivor Camera; Alcoholics Anonymous Letter; Tallahassee Mystery Cross

Puzzles involve a camera once owned by a Holocaust survivor.

The Chisholm Trail; Harry Houdini Poster; McKinley Casket Flag

Puzzles involving the Chisholm Trail, Houdini posters.

The First Movie Studio; UFA Light; King Kong Camera

Movie-related questions for the detectives.

The Manhattan Project; Galleon Shipwreck; Creole Poems

A man believes his father worked on the Manhattan Project.

The Spirit of St. Louis; Suicide Pin; Image of Apache Warrior Geronimo

A photograph of Geronimo; the spirit of St. Louis's engine.

Tokyo Rose Recording; Crazy Horse Photo; WWII Diary

A recording that may come from the trial of "Tokyo Rose."

U.S.S. Indianapolis; Highlander Badge; Spirit of St. Louis

Items believed to have come from a WWII kamikaze attack.

USS Thresher; Pete Gray Cartoon; Manhattan Project Letter

The fifth season ends.

Ventriloquist Dummy; Witch's House; Poems

Questions involve witchcraft in 17th-century Massachusetts.

Wartime Baseball; Confederate Eyeglass; Howard Hughes' Invention

An autographed baseball; a brass eyeglass.

WPA Mural Studies; George Washington Miniature; Japanese Balloon Bomb

Six Thelma Johnson Streat paintings.

WWII Diary; 1856 Mormon Table; Annie Oakley Coin

The sixth season begins with a diary of a WWII pilot.