Greenwald, H. P. (Harold Putnam), 1893- (author), Wheeler, Richard Vernon, 1883-1939 (author), United States. Bureau of Mines Safety in Mines Research Board (Great Britain) (originator)
Inter-Society Color Council (associated name), Munsell Color (Firm) (originator), Munsell, A. H. (Albert Henry), 1858-1918 (author), Nickerson, Dorothy, 1900-1985 (associated name), Cleland, T. M. (Thomas Maitland), 1880-1964 (author)
E.I. du Pont de Nemours & Company (originator), E.I. du Pont de Nemours & Company. Safety and Fire Protection Division. (originator), Baker, George T. (contributor)