@leitender:
The 290/291 array was introduced in late 1941, so it could be the Blyskawica received it right during the 1941 refit
@jaxa:
All textures representing post-1940 colour patterns do have only the H34 pennant painted on
I visited Blyskawica several years ago (2006 or so). At that time, I had no camera with me, and also no idea of ever doing a 3D model of her ...