In 1999, the Masters Tournament famously sold a "dated" souvenir flag for the first time. That tradition of dated Masters flags continues to this day. On a couple occasions, an "undated" flag has also been sold. Offered here is a great collection of every dated flag from 1999 through 2018, as well as an undated Masters flag. That's 21 authentic Masters flags, including some of the rarer early issues, in one auction lot.