gentleman, I am not deep enough in the double rifle universe to knowing this two names a friend ask me about

W.T. Wyatt from Blandford on a 500 NE

Ge.E. Murray from Brechin on a 450 BPE

Christie's had a 12 ga from a D.Murray in Brechin.
http://www.christies.com/LotFinder/lot_details.aspx?intObjectID=1876074

I suspect its the same family and Brechin is this here http://en.wikipedia.org/wiki/Brechin

have asked for pics from the barrels, hope someone can help
thank you