On Mon, 27 Apr 2009 11:53:35 +0000, Lee wrote:

Mach 3+: NASA/USAF YF-12 flight research, 1969-1979

Freely available as a dowload from the publisher.

http://www.nasa.gov/centers/dryden/p...main_YF-12.pdf

More available at the main list http://history.nasa.gov/series95.html