|Description||Departmental records including|
- Day books [i.e.registers of patients] 1949 -1980 (20 volumes)
- Record cards, c. 1949 - 1955
- Files of documentation including drawings, surgical photographs radiographs and correspondence re Electrocorticography (also known as 'E. Co. G.' - the practice of placing electrodes directly on to the surface of the brain) and implanted electrode investigations (alphabetical, by patient's name; surgeon: Douglas W.N. Northfield),c. 1954 - 1960s.
- Glass lantern slides, drawers 2 - 7 & 11 with card index to slides of EEG records of named patients, etc., 1950s / 60s.