Can you name the concert hall that this #silver Austrian Philharmonic commemorates? Spelling won't be graded...… https://t.co/81JOXvzILi
Can you name the concert hall that this #silver Austrian Philharmonic commemorates? Spelling won't be graded... #moneymetals pic.twitter.com/SM1lB4xuB7
— Money Metals (@MoneyMetals) January 11, 2017