1. 1977. Letter to Miss Ethel Duncan dated 21st January 1977 signed by the T&N Group Medical Adviser.
2. 1978. Memorandum addressed to H.D.S. Hardie, dated 6th June 1978, headed: “Asbestos Hygiene Standard” [0080 0126 1908–1909].
3. Anon. 1975. Manuscript note headed: Meeting BOHS 22/7/75 [0000 0078 0177–0178]. From the recording of the names of attendants in full and the final member as S.H. the notes were probably kept by Holmes.
4. 1906. The Health and Safety of Spinners and Weavers of Asbestos Textiles. In: The Ministry of Labour and Social Security, 14th Annual Bulletin of Work Inspection and Industrial Hygiene. (Paris, 1906). (In French).
5. A COMPARISON OF IMPINGER AND MEMBRANE FILTER TECHNIQUES FOR EVALUATING AIR SAMPLES IN ASBESTOS PLANTS