Sep 032014
A title block from a Lockheed A-12 (predecessor to the SR-71, available as Air Drawing 33) inboard profile diagram. The quality is dubious and the details lost, but the general layout is visible.
A title block from a Lockheed A-12 (predecessor to the SR-71, available as Air Drawing 33) inboard profile diagram. The quality is dubious and the details lost, but the general layout is visible.