Keywords: Lockheed SR-71 in flight (SN 61-7953) 061122-F-1234P-049.jpg Lockheed SR-71 in flight SN 61-7953 US Goverment PD-USGov SR-71 Blackbird in flight Lockheed SR-71 in flight Aerial photographs of military aircraft in flight Lockheed SR-71 in flight |