Painting, 'Internal view. Natural size. Beaver' by W [William] Clift Plate 6, figure 1 showing an inverted beaver's stomach. The work is inscribed above with plate details; and below 'Internal View. Natural size. Beaver.' Signed lower left 'W. Clift delin.' Royal Society stamp verso. Subject: Zoology Published in Philosophical Transactions as part of paper titled 'Observations on the structure of the stomachs of different animals, with a view to elucidate the process of converting animal and vegetable substances into chyle' by Everard Home. Read to the Royal Society on 30 April 1807. [1807]