It was stamped Merlin III. I am 99.9% sure it was Hurricane. The taper in added by thin parts of wood (secondarf aerodynamic structure). I have one from a Gladiator which will be fitted to my Hurricane (one day). The differences are suitably small (unless one reads the plate). if there is interest, I could photo my plate?
if this is the red/white/blue diamond pattern Pup there are photos and colour interpretations of her in the Windsock datafile from Albatross, and in the gorgeous Air Britain book on the Pup