ecureilx and NZFlyingKiwi,
Thanks!
Looks as if the probable "family tree" is F27 > AN24 > AN26 > MA60.
The AN24 was the civil predecessor of the AN26.
An amusing bit of trivia: practically all the pre-WWII Fokker airliners were high-wing. Maybe some of the "tradition" survived until the fifties?
CJ