The lectures in this 1934 book aimed to provide a concise account of some facts about unwanted sounds and their effects.The Problem of Noise, published in 1934, contains two Heath Clark Lectures delivered by F. C. Bartlett at the invitation of the National Institute of Industrial Psychology. The purpose of the lectures was to provide a concise account of some facts - rather than opinions - about unwanted sounds and their effects.The Problem of Noise, published in 1934, contains two Heath Clark Lectures delivered by F. C. Bartlett at the invitation of the National Institute of Industrial Psychology. The purpose of the lectures was to provide a concise account of some facts - rather than opinions - about unwanted sounds and their effects.The Problem of Noise by F. C. Bartlett was published as part of the Cambridge Miscellany series in 1934. The volume contains two Heath Clark Lectures delivered by the author at the invitation of the National Institute of Industrial Psychology, printed together with a preface by C. S. Myers. The purpose of the lectures was to provide a concise account of some facts - rather than opinions - about unwanted sounds and their effects.Preface Charles S. Myers; Part I: 1. Opinions and facts; 2. What is noise; 3. The measurement of noise; 4. The effects of noise on hearing; 5. The effects of noise on other physiological reactions; 6. The effects of ambiguity of direction and unfamiliarity; 7. Recording the characters of complex sounds; 8. The masking of sound; Part II: 1. Psychological problems; 2. Psychological experiments on noise; 3. An industrial experiment; 4. Noise and 'nerves'; 5. Irritation and work; Part III: 1. What can be done; 2. Ear defenders; 3. Defence against outside air-borne sound; 4. The transmission and absorption of noise; 5. Summary; List of references.