CONSTRUCTION;i thin even layer of a suitable fluorescent phosphor. A particularly interesting demonstration on what known as 'black light was also seen, and many possibilities of this development were illustrated.Those present were conducted in small groups into the laboratory where they were given an inside glimpse of the thorough and scientific manner with which all modern lighting problems are solved.The ceilings in the showroom, which have been designed to enable the various lighting demonstrations to be carried out, were supplied and fixed by James Murray Pty. Limited.LECTURES ON ART.Teachers* Federation Art Society.A comprehensive and instructive series of lectures have been arranged by the Teachers’ Federation Art Society. The following titles will give an idea of the scope of the lectures:—An Introduction to a History of Art. Co-Ideals of Fifteenth Century Painting; Baroque; Pieter Breughel; Napoleonic Ambition and the LTrge to Paint; Art and Social Reflection, Goya. Courbet, Daumier: Some Historic Forebears of Impressionism; Manet and Impressionism: Van Gogh: Genius or Madman?; ArtMarch 15, 1940.and the Layman; Pablo Picasso; The Architectural Qualities of Symphonic Ballet; Surrealism; Children in the Streets; Practical Applications of Abstract Art; Post-Surrealist Art; The Renaissance of the Art of America; The Present and the Future of Modern Art; The Relation of Art Criticism to Art from John Ruskin to Herbert Read; A Final lecture and discussion reviewing the series: salient features of the course. Suggestions for the future.The lecturers include:—James Gleeson; Lindsay Gordon; Dr. S. Herman; Dr. Hans M. E. Hcy-mann; Mr. Haughton James; Miss M. Marsden Frank Medworth; J. Oldham; Dr. Stephen Palyak: Mr. Clif. Peir; Mr. Bernard Smith, Mr. Michael West.Lectures commenced on Wednesday, March 6th, and will take place every alternate Wednesday until November 27th.PERSONAL.J. R Fennell-Smith, B E., A M I.E.E., has taken over the Managership in Tasmania for British General Electric Co. Pty. Ltd.