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Dr. Doc: Shades of Fail-Safe, D-1 Quinn Cottonwood Missile Flight Control Center, Wall, South Dakota
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Dr. Doc: Shades of Fail-Safe, Minuteman Missile Silo D-9, Minuteman Missile National Historic Site, Wall, South Dakota
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Dr. Doc: Shades of Fail-Safe, "World Wide Delivery in 30 Minutes or Less, or Your Next One is Free..."
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Dr. Doc: Shades of Fail-Safe, Minuteman Control Bunker Command Chair, South Dakota