A prototype for the Valve Package Assembly, which mixed the propellants that fueled the Lunar Module ascent engines. If this unit didn't work, the Lunar Module stayed on the moon.
Jurvetson says that Neil Armstrong called this complex and electrical assembly a "hairball." It's reportedly the only piece of equipment that gave him nightmares.
February 7, 2012 3:59 AM PST
Photo by: Rafe Needleman/CNET
| Caption by: Rafe Needleman
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