Dissected thorax of a porpoise Size:Standard: 6 x 4in with two figures and the

with two figures and the Palace of Westminster in the background

South east view of St Swithin London Stone

Entomological studies of the Spur-legged stick insect Didymuria violescens

facing to the left as viewed

Dissected thorax of a porpoise Size:Standard: 6 x 4in with two figures and theAnatomical study of the thorax of the common or harbour porpoise Phocoena phocoena, showing the major arteries, blood vessels and with the ribs removed. Plate 2 from Histoire anatomique et physiologique d'un organe de nature vasculaire dcouvert dans les ctacs, by M. G. Breschet (Paris, 1836). Headed 'Plexus arterial des ctacs' [Arterial plexus of cetaceans]. Inscribed below 'A. Chazal del. Mars 1834. Litho. de Benard'. Gilbert Breschet (1784 1845)