1 off-print, 4 pages. William Grey Walter, 'The Application of Evoked Response and Slow Potential Studies to Clinical Problems' (1976)
1 reprint, 5 pages + 2 carbon letters + 1 proof, 8 pages William Grey Walter, 'Electro-Encephalography in the Diagnosis of Cerebral Tumour and Abscess', 1940
1 reprint, 5 pages + 1 letter William Grey Walter and A.E. Ritchie, 'Electronic Stimulators for Medical and Physiological Purposes', 1945
1 carbon letter Letter from William Grey Walter to Mullard Wireless Service Company, 22 February 1945