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Ellery’s neighbor, toy manufacturer Amos Roeburt (Nagel) solicits his help when a quantity of children’s chemistry sets is found to contain a dangerous explosive compound. Ellery works with a young chemist Laura Benson (Donnell) and they recover all but one of the sets.
First Air Date : Sep 26, 1958
Last Air date : Jun 05, 1959
Episode : 32 Episode
Season : 1 Season
Runtime: 48 minutes
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