Vintage Advertisement Plaque Birky's Dairy Gibson City

Vintage Advertisement Plaque Birky's Dairy Gibson Citythis is a fantastic piece of history, it has a working thermometer ,brass frame ,glass front, this is about 8 2/16 inches long and 4 2/16 tall,it is in great shape with one small flaw on bottom right (see Photo) the back stand and hanger are torn off but it still has a piece in the frame to hang, the thermomerter seems to be accurate,im guessing this was a give away back when the gave quality items out It is An ad for Birky's Dairy in Gibson City Illinois