Specimens of leeches mb-code RS-9227 Original: pencil and watercolour on

Original: pencil and watercolour on board

' Inscribed in pencil lower right: 'Butterworth Savoy House 115 Strand' Drawn for an article by Herbert Rix (1850-1906)

John Bull calling to Jonathan Hold fast

Janis Joplin in London

Specimens of leeches mb-code RS-9227 Original: pencil and watercolour onPlate 17 from the paper 'Observations on the Hirudo complanata, and Hirudo stagnalis, now formed into a distinct genus under the name, Glossopora', by James Rawlins Johnson, Philosophical Transactions of the Royal Society, vol. 107 (1817), pp. 339 346. Thirteen figures of Glossopora tuberculata and Glossopora punctata. The work is inscribed with publication and plate details. Initialled lower left 'J. R. J. delt.' Royal Society stamp verso.