Four Roses has long been praised for the quality and consistency of its single barrel editions. They currently release a number of their ten recipes as single barrels, but this is from the original OBSV recipe "standard" bottling that is most prevalent. If you're not familiar with Four Roses recipe codes they follow a structured format: Distillery - "O" for all recipes, meaning distilled at Four Roses Distillery Mash Bill - either "B" (60% Corn, 35% Rye, 5% Barley) or "E"(75% Corn, 20% Rye, 5% Barley) Straight Whiskey - "S" for all editions Yeast Strain - V(Delicate Fruit), K(Spice), O (Rich Fruit, Q(Floral),or F(Herbal). The combination of the two mashes and five yeasts yields 10 possible variations. If your head isn't already spinning, Four Roses also includes the exact warehouse aging location for each single barrel. This one is from Rickhouse TS and has the code 49-3C which means rick/row number 39, tier 3 (height), and pos...