Vignette from a lithographic plate showing the making of dentures from walrus tusk ivory. Taken from 'The Seal and Walrus' in 'Graphic Illustrations of Animals - Showing Their Utility to Man in Their Employment During Life and Uses After Death' (c 1845), a book illustrated by Benjamin Waterhouse Hawkins. Printed by J Graf. Published by Thomas Varty.
© Science Museum / Science & Society Picture Library