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A Statement on Professional Conduct British Optical Association; Blackfriars Press Ltd September 1946 View |
Code of Professional Conduct Association of Optical Practitioners; The Alden Press 1948 View |
Joint Statement of Spectacle Makers and The British Optical Association on the application of The Code of Ethics Worshipful Company of Spectacle Makers; British Optical Association 1940-01-24 View |