Letter from John Muir, Director, British Institute of Radiology incorporated with the Röntgen Society, 32 Welbeck Street, London. W. 1., to [Alan Archibald] Campbell Swinton, [Esquire], M. I. E. E., F. R. S., 40 Chester Square, S. W. 1 Apologises for Swinton being troubled for a subscription to the British Institute of Radiology and is regretful to hear of Swinton's resignation. Informs he was not notified of the resignation when the title change occured. 9 July 1928