Vince, Thanks for your assistance once again. I take your point about the Ca.133 on page 90 of Postiglione and Innocenti's book, although I don't know how relevant A.O.I. would be to Spain. However, if both machines were painted in Italy, then the appearance of the common colour in both theatres wou...

Vince, Thank you for your prompt response. Apologies for the lack of clarity. Yes, I meant 21 Stormo. The aeroplanes in the photo, one also appears on page 91 of Postiglione and Innocenti's 'Colours and Camouflage Schemes of the R.A.,1935-1943', appear to have been originally finished in the colonia...

Can anyone tell me what the colour the cowlings were on the 21 squadron SM81's as illustrated on page 105 of the book 'Wings over Spain'? They seem to be a lot darker than the adjacent camouflage and the firebronze collector ring at the front of the cowling. The dark colour, which I think may be bla...