Viberg
Boondocker
110 Last
US Men's Brannock: 9D
110 Last: 8.5EEE
Sized 1/2 down from Brannock. Very roomy last laterally but a little short up front.
Viberg Facebook Group
Just saw it on the Viberg Owners Group on Facebook and got it there.
The Stitchdown Premium Discord generally recommends 1/2 from Brannock on pretty much all Viberg lasts if you have pretty normal feet.