STS-133 Discovery Preps for ET-137 Work in VAB
STS-133 Discovery Preps for ET-137 Work in VAB Public domain photograph of NASA experimental aircraft development, free to use, no copyright restrictions image - Picryl description
STS-133 Discovery Preps for ET-137 Work in VAB Public domain photograph of Space Shuttle launch complex, free to use, no copyright restrictions image - Picryl description