[Geoff Winnington-Ball (RIP)]

The only 'rounded engine hood' I know (aside from the Loyd, thank you, Keith!) was on the Canadian 2pdr carrier, but as far as I know, only one or two of them made it to the U.K., and it's unlikely that/those would have been sent to the continent (the sample was provided simply for evaluation purposes and the rest kept in Canada for 'airfield defence' after the Japanese threat emerged). Still...