Finally resumed this project: some time ago I airbrushed some Mr. Surfacer and today, while I am waiting for a clear coat on my FW 190A-4 to dry, I polished all the surfaces and masked all the areas previously painted in "slate grey" ( I used Mr. Hobby
RLM02...), ready for a white coat and preshading to go under my Aviattic Lozenge decals