Need help finding origin of this wooden propeller

[Coach280]

Hi looking for some help on this was my grandpa’s and want to find out about it’s origin any help appreciated

[Dbahnson]

I'm guessing that it's for one of the British DeHavilland singles like a Gypsy Moth, Tiger Moth, etc. See this list and scroll down the alphabet to the "D.H." numbers and you'll find several 5220 versions.

Note that it's a left hand thread which is typical for those models.