I saw this in a list of Focke-Wulf aircraft and projects on Wikipedia, marked "concept," but my Google fu has turned up nothing. The name is intriguing...anyone know more?
Following on Maverick's post above I sketched out, using an existing GA profile view of an Fw 159 and the nose of a Bf 109E, what the proposed Fw 259 might have looked like. I have to stress that this is purely speculative.View attachment 692862