A watercolour of a a farmer with four bullocks threshing paddy. From a group of 35 drawings of trades and occupations - 1826
Marks and inscriptions:
'Dana nickalnewalla. Treader out of grain.'
John Hall 1819 and C. Wilmot 1821
Source: V&A, London
Amazing. I did not know of this method of threshing grain.
This method is still on.