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Extras

Video thumbnail: History Detectives Early Transistor Radio

History Detectives

Early Transistor Radio

A Tucson man wonders if he has one of the first transistor radios ever made.

Early Transistor Radio

Video thumbnail: History Detectives Valley Forge Map

History Detectives

Valley Forge Map

Did George Washington hold this map during the critical winter at Valley Forge?

Valley Forge Map

Video thumbnail: History Detectives Our Colored Heroes

History Detectives

Our Colored Heroes

Tukufu and fellow host Elyse Luray track down the true story behind a WWI poster.

Our Colored Heroes

Video thumbnail: History Detectives Preview: WW1 poster, map of Valley Forge, a transistor radio

History Detectives

Preview: WW1 poster, map of Valley Forge, a transistor radio

Premieres Tuesday, October 9, 2012 at 8:00 p.m. ET/PT. Check your local listings.

Preview: WW1 poster, map of Valley Forge, a transistor radio

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