Hi Nef,
The book "Jagdwaffe Holding the West 1941-1943" of David Wadmann and Martin Pagg says that "Non-standard Satb markings on an Fw 190 of Stab II. / JG 26 the it takes off from Abbeville in early 1942.
Hugs,
E. Brettas
www.avesdobrasil.com.br
Bird of Brazil in watercolor