Vignette from a lithographic plate showing a man with pigs at a market. Taken from 'The Pig' in 'Graphic Illustrations of Animals - Showing Their Utility to Man' (c 1845), a book illustrated by Benjamin Waterhouse Hawkins and R K Thomas. Printed by J Graf, C Graf, Day and Haghe. Published by Thomas Varty.
© Science Museum / Science & Society Picture Library