Plate, figures 34-35 showing sheet iron wrapped around wooden cylinder by [William Thomson] Figures 34-35 showing a piece of sheet iron wrapped around a wooden cylinder and a diagram of the temperature of the metal on the cylinder. Subject: Physics Published in Philosophical Transactions as 'The Bakerian lecture.-On the electro-dynamic qualities of metals'. Received and read by the Royal Society on 29 February 1856. [1856]