On Feb 24, 2:47*pm, Big John wrote:
...A USAF Advisor to the Tiawan Air Force suggested they build
a Pazmany as a primary trainer for the Tiawan Air Force.

They built over 50 of them...

Note that those were actually PL1s, not PL4s. Actually, they were a
modification of the PL1, with a widened fuselage. They're generally
referred to as PL1B. A few of them have turned up in private hands.

Thanks, Bob K.