1 typed manuscript (title change).; 1 typed list of illustrations and slides, with 10 mounted photographs attached.; 5 pages, typed and hand-written lists and bibliographies.; 2 typed manuscripts titled "Aetiology" with hand-written amendments.; Hand-written worksheets manuscript - 6 groups.; 1 facsimile, added to file 1978.; 14 pieces of correspondence with attached "Memorandum of Agreement" between WGP and the MNI.