Here is a great find from ebay that I think I got for less than $4 total!
It appears to be a DH4, but that could just be me trying to read/see into the double seater and the wing's riggings.
My question is - post war? Or, maybe a during the war fundraiser/bond event? Lots of kids and such.
Here is a more cropped version and the contrast is played with a bit on this: