Facing the Heat Barrier - NASA's History Office
Facing the Heat Barrier - NASA's History Office
Facing the Heat Barrier - NASA's History Office
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<strong>Facing</strong> <strong>the</strong> <strong>Heat</strong> <strong>Barrier</strong>:<br />
A <strong>History</strong> of Hypersonics<br />
The NASA <strong>History</strong> Series<br />
T. A. Heppenheimer<br />
National Aeronautics and Space Administration<br />
NASA <strong>History</strong> Division<br />
<strong>Office</strong> of External Relations<br />
Washington, DC<br />
September 2007<br />
NASA SP-2007-4232