ED15-0081-075
Systems Integration Engineer Kurt Papathakis inspects a propeller on a modified wing for the Hybrid-Electric Integrated Systems Testbed (HEIST) prior to mounting on a modified truck.
March 23, 2015
NASA Photo / Tom Tschida
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ED15-0081-075
Systems Integration Engineer Kurt Papathakis inspects a propeller on a modified wing for the Hybrid-Electric Integrated Systems Testbed (HEIST) prior to mounting on a modified truck.
March 23, 2015
NASA Photo / Tom Tschida