Puncheon
(Redirected from Tertian (unit))
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.
| gallon | rundlet | barrel | tierce | hogshead | firkin, puncheon, tertian | pipe, butt | tun | ||
|---|---|---|---|---|---|---|---|---|---|
| 2 | pipes, butts | ||||||||
| 1½ | 3 | firkins, puncheons, tertians | |||||||
| 1 1⁄3 | 2 | 4 | hogsheads | ||||||
| 1½ | 2 | 3 | 6 | tierces | |||||
| 1 1⁄3 | 2 | 2 1⁄3 | 4 | 8 | barrels | ||||
| 1¾ | 2 1⁄3 | 3½ | 4 2⁄3 | 7 | 14 | rundlets | |||
| 18 | 31½ | 42 | 63 | 84 | 126 | 252 | wine gallons | ||
| 0.83 | 14.99 | 26.23 | 34.97 | 52.46 | 69.94 | 104.92 | 209.83 | imperial gallons | US + pre-1824 |
| 3.79 | 68.14 | 119.24 | 158.99 | 238.48 | 317.97 | 476.96 | 953.92 | litres | |
| - | 15 | 26¼ | 35 | 52.5 | 70 | 105 | 210 | imperial gallons | post-1824 |
| - | 68.19 | 119.3 | 159.1 | 238.7 | 318.2 | 477.3 | 954.7 | litres |
Categories: Wine stubs | Units of volume | Wine