In the 2011 Scott catalog, the stamps are value at $1 for 301,304 and $1.25 for 307,309. You will need to make appropriate deductions based on the grade/condition of your stamps. Scott does not provide a used price, because...
Quote:
If you use SG Simplified you won't find them listed
There's a footnote in Scott that mentions these stamps were not issued without the surcharge. Which, of course, means that Scott is not adhering to their standard editorial policy of not assigning catalog numbers to stamps that were not officially issued or sold through the post office.