1850, "On the Farming of Somerset", Journal of the Royal Agricultural Society of England, vol. XI, p. 679:
For these and other reasons farmers who occupy good land in the vale with their hill farms are getting tired of the horned sheep, and use their hill farms only as summering-ground for nott sheep and bullocks.
1891, Thomas Hardy, Tess of the D'Urbervilles:
Do ye know that riddle about the nott cows, Jonathan? Why do nott cows give less milk in a year than horned?