Convert firkin (beer 1803-1824) to demi (French beer)
Selected category: volume.
Definition and details for firkin (beer 1803-1824):
Firkin in 1803 was defined as 9 ale gallons or 41.59 liters.
Definition and details for demi (French beer):
Demi is also an informal French unit of volume for beer, equal to 250 milliliters.