The quern with rotary motion is late Roman,, and still used by Arabs.
The Anglian material The querns Sixty-one lavastone quern fragments were recovered from Period 3 pits and residually in a range of later features.
The old hand-mill was known as a " quern," a word which appears in this sense in many Indo-European languages; the ultimate root is gar-, to grind.
There can be little doubt that before the AngloSaxons came to Britain they possessed no instrument for grinding corn except the quern (cweorn), and in remote districts this continued in use until quite late times.
We may notice also the introduction of the mill in place of the quern which hitherto had been in universal use.