Many thanks, AH_Thor: Spanish ships are a gratefull surprise.
They were mistaken with British warships very often and large Spanish flags were painted over the hull.
http://escoben.favshare.com/full.php/canarias11.jpg
Cruiser Canarias was fitted with excellent German telemeters (British didn't supplied because of Civil War). She sunk destroyer Ferrandiz by three salvoes from 16 to 20 Km of distance!