1. Occupational hearing loss and the otologist;Chadwick,1971
2. Assessment of the risk of hearing loss due to impulse noise;Coles,1971
3. Noise damage liability—evidence as to the state of knowledge;Bryant,1971
4. Steady state and fluctuating noise—its effect on the hearing of people;Passchier-Vermeer,1971
5. Report of the Committee on Safety and Health at Work;Robens,1972