I'll go with Mike, 1" under each tip.

Frequent Flyer, thanks for all the kits you are providing to everyone that wants to build a vintage pattern plane. You are doing us all a great service.
Tom Scott's P-5 in flight attached.

Attached, two more picture's, one of Wagner's electric P-8 build thread, looking straight on, and another of a P-8, you can see the diehedral in the wing. Whatever the outcome here, it is all in good conversation about the old birds.

Vince