O'KEEF'S VIENNA BEER 5 INCH FROM CORRNER TO CORNER AND 3 INCHES AT THE MIDDLE FROM SIDE TO SIDE SQUARE CLEAR GLASS ASHTRAY.   Great condition.  Old logo with felt bottom.  The felt looks to have been added to protect from breaking.    The ashtray in great condition with no chips.  Please view the photo gallery to appreciate.   Age and history unknown.  Bought this ashtray and several others from an estate sale in Florida.  Thanks for looking.