Clip: Season 7 Episode 2 | 16m 11s
A man has snapped up an item at an estate auction that looked like a Civil War-era weapon.On closer inspection, and after consulting with other collectors, he decides he has an explosive device meant to guard against grave robbers. Is this a grave alarm? History Detectives unearths tales of body snatching and cadaver dissecting, unusual crimes and the most unlikely suspects.
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