The local newspaper, the delightfully named Hexham Courant, has kind of a fun feature. When a historic property is for sale-and in that part of the world most everything has a bit of history to it-the realtor writes up a brief history of the place. Here is some background on Ranting Methodists
As near as I can figure the property with the bronze plaque was at some point a Reading Room. It was not clear if it was still in service as such.