
Spirit Academy › Whiskey › Bourbon
Bourbon
Every bourbon page in the Academy — written from primary sources, linked to bottles you can actually buy.
Level 2The Whisky Secondary Market and Allocation
As of late 2026: record bourbon inventories, a paused flagship distillery and falling auction values have cooled the ...
Level 3Cask Strength
Barrel proof means bottled within two degrees of the proof it left the barrel: no water added, so you decide how much...
Level 3Single Barrel
Whiskey from one barrel, not mingled with any other: every bottle is a snapshot of one cask, and no two barrels are q...
Level 3Bottled-in-Bond
One distiller, one distillery, one season, four years in a bonded warehouse, exactly 100 proof: the 1897 guarantee th...
Level 3Wheated Bourbon
Bourbon where wheat, not rye, is the flavoring grain: softer, rounder, bready, and still at least 51 percent corn.
Level 3Cask Finishes
A second, shorter stay in a cask that once held sherry, port, wine or rum, after the main maturation. What finishing ...
Level 3High-Rye Bourbon
Still bourbon, still 51 percent corn or more, but with a rye share large enough to push cinnamon, pepper and a dry fi...
Level 2Bourbon
America's native spirit: at least 51 percent corn, new charred oak, nothing added, and a federal definition since 1964.
Level 3Age Statements and NAS
The number on the label is the youngest whisky in the bottle, never the oldest. When an age is required, when it is o...
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