Dan Thomas wrote:
Seems to me the KR-2 has no mass balancing on control surfaces. At the
speeds it's capable of, mass balancing should be part of the design,
or flutter becomes a possibility.
Ken Rand died in the crash of the original KR-2. Does anyone know
what caused that?

Dan

Seems to me he ran out of fuel on top of the clouds. The plans say to
Balance the Ailerons.
Bill Higdon