10 June 1969: The U.S. Air Force donated the first North American Aviation X-15, serial number 56-6670, to the Smithsonian Institution for display at the National Air and Space Museum. The first of three X-15A hypersonic research rocketplanes built by North American for the Air Force and the National Advisory Committee (NACA, the predecessor of NASA), 56-6670 made the first glide flight and
Dean Echenberg traveled the world for a few years after Vietnam before coming home and setting up a Medical Practice in San Francisco. He then attended Cal Berkeley for an MPH and PhD in Public Health and worked as head of Infectious Disease Control in San Francisco during the height of the AIDS epidemic.
He has also been involved in international health, heading up Project HOPE Europe, consulting in the Caucasus, the Balkans, and more recently helping to deal with the results of the earthquake and tsunami in Indonesia.
Currently, he lives in Tiburon CA, and has become the happy bum he was always meant to be.
