Going with the suggestion that it is a slower aircraft:
Too big a chord for an AOP, such as an Auster or an L-4.
Might be a transport. Most North American built transports had metal props (Dakota and Norseman), but Ansons were used on transports flights to the Continent in that time frame. Take a look at
http://www.lancastermuseum.ca/photos/p_anson2.jpg
I think the tip has been eroded some, look at the step at the end of the brass strip. There used to be more wood there, I think.