Drawing, 'Eagle [solvent gland]' by [William Clift] Detail of the solvent gland of an eagle, from plate 17. The work is inscribed above with date and plate details above and right 'Eagle'. Not signed. Royal Society stamp verso. Partial watermark '[?]sell [18]10.' Subject: Zoology Published in Philosophical Transactions as part of paper titled 'On the different structures and situations of the solvent glands in the digestive organs of birds, according to the nature of their food and particular modes of life' by Everard Home. Read to the Royal Society on 18 June 1812. 1812