THE annual, general meeting of the Society of Chemical Industry will be held during July 11–15 at Whitworth Hall, University of Manchester, under the presidency of Sir David Rivett. Special features of the meeting will be the presentation on July 13 of the Medal of the Society to Dr. Foster D. Snell, of New York, who will give an address on "Detergents and Detergency", and on July 14 the Ivan Levinstein Memorial Lecture by Prof. Paul Karrer, of Zurich, on "A Short Survey of the Biological Significance of the Vitamins and Related Substances". The programme of the meeting will consist mainly of lectures, works visits and social excursions. The British Rayon Federation is arranging an exhibition of fabrics at Ashburne Hall during the week of the meeting. Further information may be obtained from the honorary secretary of the Manchester Section of the Society, Dr. W. H. Brindley, c/o Hardman and Holden, Ltd., Manox House, Miles Platting, Manchester 10.