Pottlepot

... and help her with the yeast , and filling the pottlepots of ale out of the tubs.

Source: wiktionary

The largest, or “galonier,” twelve inches high, contains eight pints; the next or “Pottlepot,” about nine inches and a half high, holds four pints; another, eight inches and a half high, a quart; and the smallest, six inches in height, one pint.

Source: wiktionary

Barnaby Rich is exceedingly angry with the inventor of the custom, which, however, with a laudable zeal for the honour of his country, he attributes to an Englishman, who, it seems, "had his brains beat out with a pottlepot" for his ingenuity […]

Source: wiktionary

[…] notably — for a vacuum, and that in a few years the lack of all rational diversions, the pulling down of maypoles, the silencing of all music but psalm-singing, would drive man and woman to try and drown care in the pottlepot.

Source: wiktionary