Reviews

• Scratch Disaster 17-B Valkyrie 2X By Robert Koenn (September 19, 2008)

    Back in the mid-70s I was looking for an interesting D engine boost glider to build. During those years I was building rockets constantly so new and unique projects were always on my agenda. I had read something about a Bruce Blackistone design for a canard glider with a planform similar to the Air Force XB-70 bomber. His original design was sized for A through C engines although he ...