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Hydra5: Big Bell Mechanism
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Hydra5: Start Stop
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Hydra5: Seafoam Green
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Hydra5: General Electric
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Hydra5: Thunderous Dynamo
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Hydra5: Big Western Electric Dynamo
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Hydra5: Power to the Pumps
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Hydra5: Pumping Station
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Hydra5: The Red Hour
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Hydra5: R.C. Harris Centerpiece
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Hydra5: Antique Morse Code Key
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Hydra5: 1924 Crystal Radio
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Hydra5: Radiotone Record Cutter
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Hydra5: Magic Lantern Projector
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Hydra5: Magic Lantern
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Hydra5: Planetarium
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Hydra5: Ship Teck
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Hydra5: Danger Looms
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Hydra5: Another Milestone at the Millstone
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Hydra5: It Tolls for Thee and Me
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Hydra5: Ship's Bell
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Hydra5: ...Turn and Fire
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Hydra5: Tower 1
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Hydra5: Tower 2
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Hydra5: Evolving Rifle
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Hydra5: Riflery
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Hydra5: Trade Gun
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Hydra5: 19th C Pistols
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Hydra5: WW2 Pistol
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Hydra5: Boom