Drawings, base of brain of cod, fowl, dog, and cat by J [Jacob Augustus] L [Lockhart] Clarke Plate 12, figures 1-4 showing the under surface of the brains of the cod, the domestic fowl (labelled on painting as 'Pidgeon'), the dog, and the cat. Inscribed with publication and plate details. A graphite inscription below drawings reads 'Drawn from nature by the author. Would not these look better with a little less finish'. Signed in ink bottom right, 'J. L. Clarke June 1857'. The manuscript for this paper is wanting. Subject: Anatomy Published in Philosophical Transactions as part of paper titled 'Researches on the intimate structure of the brain, human and comparative.—First series. On the structure of the medulla oblongata' by Jacob Augustus Lockhart Clarke. Received and read by the Royal Society on 18 June 1857. June 1857