The puncheon, in the United States also called pon for brevity, is an old English unit of wine casks, holding about 318 litres. It is also known as tertian (from the Latin word for third), because three of it make a tun, and as the (wine) firkin. This article is about the beverage. ... Latin - Wikipedia /**/ @import /skins/monobook/IE50Fixes. ... See also Firkin Brewery A Firkin is an old English unit of volume. ...
English casks of wine[1] (http://www.sizes.com/units/wine_barrel.htm)