Color Matching in Industry
Photocells and Tubes, Taking Up Where the Human Eye Fails, Make Possible Accurate Matching and Measuring of Colors, Leading to Applications in Many Fields. In Colorimetry Standard Colors are Eliminated and a New Scientific Tool is Provided that Promises Much for the Future
Keith Henney, John Markus
Music in Industry
Management is Learning that There Was More than Mere Romance in the Old-Time Work Songs and Music. Psychologists' and Engineers Show that Music Powerfully Controls Workers' Emotions and Even Their Physiology. The Factory Music Distribution System Increases Production
Albert G. Ingalls, Harold Burris-Meyer