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Mervbhx: N930NA Boeing KC-135A Stratotanker of NASA 'guarding' the entrance at Ellington Field
©
Mervbhx: N930NA Boeing KC-135A Stratotanker of NASA 'guarding' the entrance at Ellington Field
©
Mervbhx: N930NA Boeing KC-135A Stratotanker of NASA 'guarding' the entrance at Ellington Field