I have a30 x 46 inch BLATZ MILWAUKEE BEER SIGN.It is 2 identical signs 1 on each side of a metal box it was once a neon sign .Can anyone tell me more about it an what it is worth any help would be appreciated. THANKS It is signed in bottom middle ALLISON MILWAUKEE I have it over 30 yrs it came out of old store in Pyote,TEXAS Can any body give me any information on this sign, how old,it is.what the apprasil price would be.