Letter from James Clerk Maxwell, on a paper 'Electrodynamic qualities of metals (continued from Phil. Trans. Vol. 146. Read Feb. 28, 1856). —Part VI. effects of stress on magnetization' by William Thomson, Lord Kelvin to the Secretary of the Royal Society He believes the best way to make the paper complete is 'to leave it in the Proceedings in it's present form and wait for the improved and amended paper for the Transactions'. Subject: Physics [Published in Philosophical Transactions, 1876]. 16 July 1875