2 decal variants:
1. Avia Ba.422.2 OK-AVC, František Novák, Meeting St. Germain-en-Laye, France 1938
2. Avia Ba.422.1, OK-AVB, Oldřich Košař, Beograd, 1938
The upper and lower wings have been modified to improve the view when flying on the back. The competition in France in April 1938 was a great battle for Lt. Novak and the German aerobat von Hagenburg. Novak scored the most points, but by a controversial decision of the French judge was penalized for exceeding the time limit. After that he still completed a successful tour of France. The 422.1 OK-AVB was demonstrated by pilot Oldrich Koshar in Yugoslavia in the summer of 1938.Model with etched and polyurethane parts.