Old Crow Straight Bourbon 3 Year is a timeless bourbon with a rich heritage that reaches back to its roots as the original sour mash bourbon. Named in honor of the inventor of the sour mash process, Dr. James C. Crow, this bourbon pays homage to a true pioneer in the world of whiskey. With faint vanilla aromas and a characteristic sharp bite, Old Crow Bourbon is a testament to tradition and craftsmanship.