Hard to find with tins! Bookers 2015-02. Booker’s Bourbon is a rare barrel-strength bourbon, bottled uncut and unfiltered. 7 Years 2 Months and 5 Days. Eagle Rare 10 Year Old. All the way from the legendary Buffalo Trace Distillery in Frankfort, Kentucky, comes Eagle Rare 10 Year Old. A spectacular Kentucky straight Bourbon whiskey, matured for at least a decade before making its way into its distinctive bottles at 45% ABV.