SI
SI
discoversearch

We've detected that you're using an ad content blocking browser plug-in or feature. Ads provide a critical source of revenue to the continued operation of Silicon Investor.  We ask that you disable ad blocking while on Silicon Investor in the best interests of our community.  If you are not using an ad blocker but are still receiving this message, make sure your browser's tracking protection is set to the 'standard' level.
Politics : PRESIDENT GEORGE W. BUSH

 Public ReplyPrvt ReplyMark as Last ReadFilePrevious 10Next 10PreviousNext  
To: DavesM who wrote (247350)4/12/2002 1:42:09 PM
From: TigerPaw  Read Replies (1) of 769670
 
one crashed and destroyed in 1971, and One was retired in November 1979
dfrc.nasa.gov

The YF-12A was not the only two seater version of the SR-71. The SR-71 model B was built as a two-seater training plane. Two of the SR-71B trainers were in use by the air force as late of 1990 and were still used by NASA in 1998.
aerospaceweb.org

TP
Report TOU ViolationShare This Post
 Public ReplyPrvt ReplyMark as Last ReadFilePrevious 10Next 10PreviousNext