clam shell patchwork !
The cladding tile is I guess the acorn inspiration for the name!
But if you embiggen the piccy -
to use Mary Annes wonderful word
(from maggiesmumblings.blogspot.com) - lol
what I really like, is the wonderful rope work around the window glass!
Impressive and around all windows!
There's some sycamore trees nearby whose bark is falling off and the trunk has this amazing sculptured look to it.
I wonder if might be some kind of fungus growing beneath the bark and forcing it off?
It's odd and I've never seen it before, anyone else recognize it maybe?